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FeedWordPress / 2011.1019
FeedWordPress v2011.1019
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1 === FeedWordPress ===
2 Contributors: Charles Johnson
3 Donate link: http://feedwordpress.radgeek.com/
4 Tags: syndication, aggregation, feed, atom, rss
5 Requires at least: 3.0
6 Tested up to: 3.2.1
7 Stable tag: 2011.1019
8
9 FeedWordPress syndicates content from feeds you choose into your WordPress weblog.
10
11 == Description ==
12
13 * Author: [Charles Johnson](http://radgeek.com/contact)
14 * Project URI: <http://projects.radgeek.com/feedwordpress>
15 * License: GPL 2. See License below for copyright jots and tittles.
16
17 FeedWordPress is an Atom/RSS aggregator for WordPress. It syndicates content
18 from feeds that you choose into your WordPress weblog; the content it syndicates
19 appears as a series of special posts in your WordPress posts database. If you
20 syndicate several feeds then you can use WordPress's posts database and
21 templating engine as the back-end of an aggregation ("planet") website. It was
22 developed, originally, because I needed a more flexible replacement for
23 [Planet][] to use at [Feminist Blogs][].
24
25 [Planet]: http://www.planetplanet.org/
26 [Feminist Blogs]: http://feministblogs.org/
27
28 FeedWordPress is designed with flexibility, ease of use, and ease of
29 configuration in mind. You'll need a working installation of WordPress or
30 WordPress MU (version [3.0] or later), and also FTP or SFTP access to your web
31 host. The ability to create cron jobs on your web host is helpful but not
32 required. You *don't* need to tweak any plain-text configuration files and you
33 *don't* need shell access to your web host to make it work. (Although, I should
34 point out, web hosts that *don't* offer shell access are *bad web hosts*.)
35
36 [WordPress]: http://wordpress.org/
37 [WordPress MU]: http://mu.wordpress.org/
38 [3.0]: http://codex.wordpress.org/Version_3.0
39
40 == Installation ==
41
42 To use FeedWordPress, you will need:
43
44 * an installed and configured copy of [WordPress][] or [WordPress MU][]
45 (version 3.0 or later).
46
47 * FTP, SFTP or shell access to your web host
48
49 = New Installations =
50
51 1. Download the FeedWordPress installation package and extract the files on
52 your computer.
53
54 2. Create a new directory named `feedwordpress` in the `wp-content/plugins`
55 directory of your WordPress installation. Use an FTP or SFTP client to
56 upload the contents of your FeedWordPress archive to the new directory
57 that you just created on your web host.
58
59 3. Log in to the WordPress Dashboard and activate the FeedWordPress plugin.
60
61 4. Once the plugin is activated, a new **Syndication** section should
62 appear in your WordPress admin menu. Click here to add new syndicated
63 feeds, set up configuration options, and determine how FeedWordPress
64 will check for updates. For help, see the [FeedWordPress Quick Start][]
65 page.
66
67 [FeedWordPress Quick Start]: http://feedwordpress.radgeek.com/wiki/quick-start
68
69 = Upgrades =
70
71 To *upgrade* an existing installation of FeedWordPress to the most recent
72 release:
73
74 1. Download the FeedWordPress installation package and extract the files on
75 your computer.
76
77 2. Upload the new PHP files to `wp-content/plugins/feedwordpress`,
78 overwriting any existing FeedWordPress files that are there.
79
80 3. Log in to your WordPress administrative interface immediately in order
81 to see whether there are any further tasks that you need to perform
82 to complete the upgrade.
83
84 4. Enjoy your newer and hotter installation of FeedWordPress
85
86 == Using and Customizing FeedWordPress ==
87
88 FeedWordPress has many options which can be accessed through the WordPress
89 Dashboard, and a lot of functionality accessible programmatically through
90 WordPress templates or plugins. For further documentation of the ins and
91 outs, see the documentation at the [FeedWordPress project homepage][].
92
93 [FeedWordPress project homepage]: http://feedwordpress.radgeek.com/
94
95 == Changelog ==
96
97 = 2011.1019 =
98
99 * BUGFIX: "THERE ARE NO HTTP TRANSPORTS AVAILABLE" ERROR FIXED: The initial
100 support for HTTP Basic and Digest authentication in version 2011.1018
101 contained a bug that could cause HTTP requests for feeds or for other
102 WordPress resources to break down if you do not have the PHP curl module
103 installed. This bug has been fixed, and these errors should no longer
104 appear.
105
106 * IMPROVED HTTP AUTHENTICATION SUPPORT: In addition, the HTTP Authentication
107 support in FeedWordPress has been extended, to ensure that Basic
108 authentication is available in many web host configurations, and to allow
109 you to add a username and password for a feed immediately when you
110 subscribe to it.
111
112 = 2011.1018 =
113
114 * HTTP BASIC AND DIGEST AUTHENTICATION SUPPORT: FeedWordPress now offers
115 improved support for syndicating feeds that make use of HTTP Basic or HTTP
116 Digest authentication methods. In order to set up authentication on one of
117 your feeds, just go to its Settings > Feed page, and click on the "Uses
118 Username/Password" link underneath the Feed URL. Enter the username and
119 password for accessing the feed, then select the authentication method. (If
120 you're not sure which method your feed provider uses, try Basic first.)
121 Save Changes, and syndicate away.
122
123 NOTE: HTTP Digest support requires the curl module for PHP. If you are not
124 sure whether this module has been installed, contact your web hosting
125 provider to check.
126
127 * WP 3.3 (BETA) COMPATIBILITY: This version fixes an init-sequence bug that
128 could cause intrusive warning messages or fatal errors in WP 3.3 beta
129 versions.
130
131 * BUGFIX: FIXES LONG DELAYS IN UPDATES SCHEDULES IN LARGE INSTALLATIONS. A
132 performance feature introduced in version 2011.0721 had some flaws in its
133 implementation, which tended to create serious delays (on the order of
134 several hours) in FeedWordPress's attempts to schedule updates for feeds,
135 when users had a very large number of feeds (several dozen or more) in their
136 FeedWordPress installation. This feature has been reconfigured to adjust
137 dynamically to the number of feeds in Syndicated Sources and the frequency
138 with which they are updated. If you've seen a lot of ready-to-update feeds
139 piling up, several hours after they were supposed to get updated, then this
140 upgrade should better ensure that your feeds get updated in a timely fashion.
141
142 * BUGFIX: syndicated_item_guid FILTERS FIXED. Previous versions of
143 FeedWordPress theoretically allowed for filters on the syndicated_item_guid
144 hook, which was intended to filter the globally-unique identifier element
145 (rss:guid or atom:id) -- useful if you need to convince FeedWordPress to use
146 different guids, or to recognize two or more incoming posts as versions of
147 the same post rather than as distinct items. However, while the hook
148 affected the guid stored in the WordPress database, it did not affect the
149 guid used to check whether an incoming feed item had already been syndicated
150 or was a new item -- which greatly limited the practical usefulness of the
151 filter. This bug has been fixed: syndicated_item_guid filters should now
152 properly control not only the final database record, but also the initial
153 uniqueness test applied to posts.
154
155 = 2011.0721 =
156
157 * BUGFIX: SERIOUS BUG CAUSING RARE UNEXPECTED DELETION OF PAGES AND OTHER
158 CONTENT. A bug in the guid-checking code for some rare kinds of guids could
159 cause content in the wp_posts table to seemingly disappear at random after
160 FeedWordPress updates.This most frequently but not exclusively affected
161 static pages. What actually happened is that in these rare cases the
162 existing static page was mistaken for an older version of the new incoming
163 syndicated post, which was then stored as a new revision of the original
164 page. The bug that caused these mistaken identities has been fixed.
165
166 * BUGFIX: UNWANTED AUTOMATIC PAGE-LOAD-BASED UPDATES NO LONGER A NUISANCE.
167 Some users encountered a bug in which FeedWordPress would adopt an automatic
168 page-load-based update method, even if they had requested that it not do
169 so, and that it use a manual or cron job update method instead. The bug
170 causing this has been fixed, and page-load-based updates should no longer
171 trigger unless explicitly turned on.
172
173 * WP 3.2 USER INTERFACE COMPATIBILITY: POST TAGS BOX NOW WORKS AGAIN. The
174 release of WordPress 3.2 caused a breakage in the tags box which prevented
175 you from adding or removing tags under Syndication --> Categories & Tags.
176 (The breakage was the result of an incompatibility introduced by the new
177 release of jQuery.) This breakage has now been fixed, and the tags box
178 should work correctly again.
179
180 * FEED UPDATE SCHEDULING IMPROVEMENTS: UI. The Syndicated Sources table now
181 provides considerably more data to understand update scheduling, when
182 specific scheduling decisions are made because of, e.g., requests from the
183 feed producer.
184
185 * FEED UPDATE SCHEDULING IMPROVEMENTS: ENFORCEABLE "MINIMUM INTERVAL" SETTING
186 TO SPACE OUT UPDATES. Some feeds request specific update schedules, using
187 standard elements such as sy:updateFrequency and rss:ttl. Normally,
188 FeedWordPress respects any scheduling requests that a feed makes -- if it
189 requests a longer gap between polls than what FWP would normally adopt, then
190 FWP slows down to meet the request. If it indicates a shorter gap than what
191 FWP would normally adopt, FWP speeds up and checks that feed for updates
192 more often than it normally would. Now, there should not be any way for user
193 settings to override an explicit slow-down request from the feed producer --
194 if producers indicate a particular update schedule, then polling the feed
195 more frequently than they request is considered abusive behavior. But
196 there's no reason why users should not be able -- if they so desire -- to
197 override speed-up requests, and poll a feed *less* frequently than the
198 indicated update schedule, if the FWP user wants to space update checkins
199 over a longer interval of time. Before, they could not do this: FWP always
200 sped up to meet the indicated update schedule. Now, they can do this, by
201 using the new "Minimum Interval" setting in Syndication --> Feeds &
202 Updates..
203
204 = 2011.0706 =
205
206 * WP 3.2 COMPATIBILITY: ELIMINATES FATAL ERROR "Call to undefined method
207 WP_SimplePie_File::WP_SimplePie_File() in
208 [...]/wp-content/plugins/feedwordpress/feedwordpress.php on line 1841." The
209 latest release of WordPress, version 3.2, has shifted the minimum
210 requirements up to PHP 5.2, and in line with the shift to PHP5 they have
211 rewritten a number of code segments that made use of now-obsolete PHP4
212 idioms. Unfortunately, this caused a fatal error whenever FeedWordPress
213 attempted to make use of the cache, since FWP's caching plugin was written
214 to match the older idiom. FeedWordPress has been updated to follow the new,
215 PHP5 idiom when possible, thus eliminating the fatal error.
216
217 * PERFORMANCE: The handling of queries to determine whether posts had been
218 previously syndicated produced some very slow queries (usually, but not
219 always, involving a scan over the MD5(post_guid) column of the table). The
220 code that prepares MySQL queries for previously-syndicated checks has been
221 revised to eliminate the MD5(post_guid) scan entirely, and to significantly
222 improve performance by eliminating other unnecessary clauses.
223
224 * BUGFIX: NO LONGER DESTROYS STICKY POSTS. Previous versions could destroy
225 (or, more precisely, replace the content of) sticky posts due to some
226 queries mashed together in unexpected ways by WordPress. Version 2011.0706
227 accounts for and eliminates the problem; your sticky posts should be safe
228 once again.
229
230 * BUGFIX: GUIDS CONTAINING MYSQL-ESCAPED CHARACTERS NO LONGER CAUSE DUPLICATE
231 POSTS TO APPEAR. One remaining source of duplicate post issues in 2011.0602
232 was guids that contained characters that needed to be escaped for MySQL,
233 such as single quotes and double quotes. The work-around for handling
234 filtered URIs has now been corrected to ensure that these do not cause
235 duplicate posts.
236
237 = 2011.0602 =
238
239 * WP 3.1.3 COMPAT / BUGFIX: WHITESPACE IN GUIDS NO LONGER PRODUCES DUPLICATE
240 POSTS. The work-around for handling filtered URIs in guid elements has now
241 been extended to handle URIs that were filtered because of leading or
242 trailing whitespace, in addition to URIs that were filtered because of
243 unapproved schemes.
244
245 * WP 3.1.3 COMPAT / BUGFIX: RELATIVE URLS IN GUIDS NO LONGER PRODUCE DUPLICATE
246 POSTS. The work-around for handling filtered URIs in guid elements has now
247 been extended to handle URIs that were altered without being filtered out
248 entirely (most commonly because a scheme was added to a relative URL).
249
250 * BUGFIX: UPDATES TO POST NO LONGER CAUSE DUPLICATE DRAFT VERSION TO APPEAR.
251 Under certain conditions in 2011.0531, an update to an existing post would
252 not be properly applied to the post itself, but rather would appear as a
253 duplicate post with Draft status. This bug has been eliminated, and updates
254 will now be properly inserted as revisions to the existing post.
255
256 = 2011.0531 =
257
258 * WORDPRESS 3.1.3 COMPATIBILITY: DUPLICATE POSTS ISSUE FIXED. Due to
259 internal changes in the way that WordPress handles post guids in the
260 most recent release (3.1.3), many users experienced problems with many
261 duplicate posts appearing in rapid succession. (Specifically, this would
262 happen with any posts using tag: URL guids -- such as all the posts
263 coming from Blogger feeds or feeds from other Google services.) This
264 compatibility release of FeedWordPress eliminates the issue by working
265 around the new restrictions on tag: URLs.
266
267 * NEW AND IMPROVED DIAGNOSTICS: Syndication --> Diagnostics now contains some
268 new diagnostics settings useful for debugging problems with duplicate posts
269 (allowing you to easily view the guid of posts in the WordPress posts
270 database and allowing you to track the SQL used to check for existing
271 versions of a syndicated post).
272
273 = 2011.0512 =
274
275 * DIAGNOSTICS IMPROVEMENTS; "THERE MAY BE A BUG IN FEEDWORDPRESS" CRITICAL
276 ERROR NOTICES ELIMINATED: This version includes some major improvements
277 to the Syndication --> Diagnostics section, which should aid in
278 troubleshooting difficulties with items failing to be imported, posts
279 failing to be properly inserted into the database, or updates failing to
280 be recorded. If you have been encountering critical error / bug notices
281 with a white screen and the message "THERE MAY BE A BUG IN
282 FEEDWORDPRESS," followed by an extraordinarily long dump of mostly
283 incomprehensible diagnostic information, you'll be happy to know that
284 the condition causing these notices has been eliminated. In the few
285 cases where errors may still crop up with database insertions,
286 FeedWordPress will now produce a significantly more manageable and more
287 useful diagnostic message.
288
289 * BUGFIX: NEW POSTS FAILING TO APPEAR IN A CLEANLY-INSTALLED FEEDWORDPRESS
290 SYSTEM. If you encountered a recurring problem with FeedWordPress
291 failing to import new posts, after a clean install of FeedWordPress
292 (i.e., not an upgrade from a previous version), this problem may have
293 been the result of a bug with author-handling which has now been fixed
294 in the 2011.0512 release. (If the problem does *not* go away with the
295 upgrade, this version also includes significant improvements to the
296 Diagnostics system, which will help track down what *is* causing it
297 in your particular case.)
298
299 * PERFORMANCE: New handling of update hashes allows FeedWordPress to avoid
300 a certain kind of infinite loop, caused when two more more different
301 syndicated feeds each carried a version of the same item (for example,
302 because it appeared on two different aggregator feeds that you're
303 syndicating). In previous versions, when this kind of loop cropped up,
304 syndicated posts could pile up an indefinitely large number of revisions
305 -- each revision alternating between the version from each of the two
306 feeds where it appeared -- which would, over time, dramatically inflate
307 the size of the database, and kill the performance of queries on the
308 post table. This issue has been resolved: revisions of the post that
309 have been syndicated once will not be re-syndicated over and over again.
310
311 * AUTHOR LISTS: Lists of authors presented on the Author settings pages
312 should now be easier to scan through, with author names arranged in
313 alphabetical order.
314
315 * FEED ITEM DATE PARSING: More tweaks to make date-time handling more
316 resilient when feeds provide broken or weird values for the timestamps
317 on syndicated items. FWP will now attempt to work around unparseable
318 timezone values.
319
320 * AUTHOR MATCHING: Now attempts to match author names against the WP login
321 name in addition to display_name; when creating user record, also fills
322 in some best-guess values for nickname, firstname and lastname. Also
323 properly picks up Atom 1.0 author/uri data from feed.
324
325 * COMPATIBILITY: FeedWordPress has been successfully tested for
326 compatibility with recent releases of WordPress, up to version 3.1.2.
327
328 = 2011.0211 =
329
330 * BUGFIX: DUPLICATE POSTS WHEN GUIDS ARE TOO LONG: When feeds included
331 exceptionally long GUIDs, FeedWordPress could occasionally get into
332 a situation where posts with the long GUIDs would be duplicated over
333 and over again with each update (because FWP failed to store the full
334 GUID, due to length constraints in the relevant database tables).
335 Without the full GUID, FWP would not know that the post had already
336 been syndicated once. This bug has been fixed, and should no longer
337 produce duplicate posts.
338
339 * HTTP TIMEOUT SETTING: If you are frequently running into timeout
340 problems with one or more of the feeds you syndicate, FWP now allows you
341 to adjust the timeout for HTTP requests using a global or feed-by-feed
342 setting.
343
344 * HTTP GET PARAMETERS: You can now temporarily or permanently add HTTP
345 GET parameters to a subscription using an interface in Syndication -->
346 Feeds & Updates. This is especially helpful for making quick, short-term
347 changes to a subscription (for example, to pull in all the previous
348 items from a web service, before settling down to pulling in only newly
349 updated items).
350
351 * DIAGNOSTICS SYSTEM: Added several new diagnostics which are useful in
352 troubleshooting, and established a framework for add-on modules to hook
353 in with their own diagnostic messages.
354
355 * UI: Adjusted some internal coding, which should allow for settings
356 pages and add-ons to properly display multiple category pickers on a
357 single settings page.
358
359 * PHP4 COMPATIBILITY TWEAKS: This version makes some tweaks to the handling
360 of object references which should improve compatibility with older
361 versions of PHP. (Although, I should note, web hosts that still force
362 you to run under PHP 4 -- in 2011! -- are *bad web hosts*.)
363
364 * IMPROVED PERFORMANCE: This version eliminates a *major* performance drag
365 that shows up on sites with large numbers of users (due to some poor
366 decisions about where to place a user query, which caused the user table
367 to be scanned frequently when it did not need to be). If you experienced
368 serious problems with CPU load or slow database performance under
369 2010.0905, which kicked in immediately when FWP was loaded and tended
370 to disappear immediately if FWP was de-activated, it is likely that
371 upgrading away from 2010.0905 to the most recent version will resolve
372 your problem.
373
374
375 = 2010.0905 =
376
377 * BUGFIX: CATEGORIES AND TAGS CORRECTLY ASSIGNED IN AUTOMATIC UPDATES.
378 Version 2010.0903 switched over to a new way of assigning categories and
379 tags as part of its support for handling custom taxonomies.
380 Unfortunately, the method that it uses is subjected to some checks of
381 the current user's capabilities, which creates problems for posts that
382 are being inserted into the WordPress database when there *is* no
383 current user logged in (as, for example, when an update is being carried
384 out from a cron job or automatic update). The result was that posts
385 from cron jobs and automatic updates ended up with no Categories and no
386 Tags being assigned. This bug has now been fixed: in 2010.0905, Tags and
387 Categories should be correctly assigned to all posts, regardless of
388 whether they were added from manual updates, cron jobs, or automatic
389 updates.
390
391 = 2010.0903 =
392
393 * WORDPRESS 3 REQUIRED: Please note that this release of FeedWordPress
394 *requires* WordPress 3.0 or later. If you are currently using a 2.x
395 branch of WordPress, you will need to upgrade to WordPress 3 before you
396 can successfully upgrade FeedWordPress.
397
398 * BUGFIX: NO MORE DISAPPEARING "SYNDICATED SOURCES" PANEL; INTERNET
399 EXPLORER UI GLITCH APPARENTLY FIXED: Several users independently
400 reported a problem with FWP 2010.0623 and various versions of IE. A
401 problem with the HTML markup caused IE (but not Firefox or
402 Chrome) to completely hide the Syndicated Sources administration panel
403 (the main list of currently-syndicated sources, and the main location
404 for adding new sources, under the Syndication menu item) when a user
405 added their first syndicated feed. Maddeningly, the glitch seemed to
406 affect some IE users and not others: I was never able to reproduce the
407 problem for myself on my own machines. However, the markup of Syndicated
408 Sources has undergone significant changes and corrections since
409 2010.0623, and two independent sources who had been having this problem
410 confirm that they no longer encounter it with the updated version. For
411 the time being, I am going to declare this bug squashed.
412
413 * BUGFIX: MORE PROTECTION AGAINST FATAL ERRORS FROM PLUGGABLE VERSIONS OF
414 SimplePie: FeedWordPress now takes some precautions that should help to
415 better avoid conflicts for users who have installed pluggable versions
416 of SimplePie for another plugin or theme. (You may not know that you have
417 done this; but if you've been encountering fatal errors indicating that
418 you cannot redeclare class SimplePie, or something along those lines,
419 there is now a better chance that those fatal errors will be eliminated.
420
421 * PERFORMANCE: SIGNIFICANTLY REDUCED MEMORY CONSUMPTION FOR LARGE UPDATES:
422 FeedWordPress is still a memory-hungry little module, especially when
423 you are dealing with very large feeds. However, users should notice a
424 significant reduction in memory overloads, especially if they update a
425 large number of feeds at once.
426
427 * USER INTERFACE IMPROVEMENTS: Nothing is radically different, but there's
428 been a fair amount of extra spit and polish added, including a convenient
429 new Dashboard widget that may save you a trip to the Syndication menu,
430 a lot of effort to make the relationship between global and feed-by-feed
431 settings more obvious to the user and more easily controllable, to make
432 navigation between settings pages easier, to sand off a few rough edges,
433 and to make other improvements on the margins. I hope you'll like how
434 it looks.
435
436 * ADDING MULTIPLE FEEDS: FeedWordPress now provides a convenient mode for
437 adding multiple feeds at once, using either a copy-and-pasted list, or
438 else an OPML file. Go to Syndication --> Syndicated Sources and check
439 out the two new buttons underneath the New Source input box. When you
440 have to add a number of feeds at once, this can save you considerable
441 time and trouble.
442
443 * IMPROVED HANDLING OF AUTHORS WITH DUPLICATE E-MAIL ADDRESS AND AUTHORS
444 WITH NAMES WRITTEN IN FOREIGN SCRIPTS: WordPress 3 is increasingly picky
445 about what it will accept for new author accounts, and some of the
446 conditions it imposes can cause error conditions that prevent posts from
447 being properly syndicated, or properly attributed, if authors happen to
448 have identical e-mail addresses, or if users are given usernames that are
449 written in non-Western scripts. FeedWordPress now handles these much
450 better, and systematically works to avoid clashes between syndicated
451 authors' account names or in their e-mail addresses, which should result
452 in significantly better results in mapping author names to WordPress
453 user accounts.
454
455 * MAPPING CATEGORIES ON SYNDICATED POSTS TO TAGS NOW BETTER SUPPORTED:
456 In previous versions, the only way for the Categories provided by a
457 syndicated feed to be mapped into Post Tags was to instruct FWP to
458 create new tags, rather than new categories, for unfamiliar categories
459 from the feed. This works fine if you want tags to be the default; but
460 if you want only a *specific* set of tags, there was no way to get them
461 without getting most or all other categories imported as tags. You can
462 now do this by creating a tag (under Posts ==> Post Tags) before
463 importing the post; when the syndicated category matches a pre-existing
464 tag, the incoming post will be tagged with that tag, without creating
465 a local Post Category.
466
467 * REL-TAG MICROFORMAT SUPPORT FOR INLINE TAGS: Syndicated posts that
468 contain inline tags, marked up using the Rel-Tag microformat
469 <http://microformats.org/wiki/rel-tag>, are now tagged with the tags
470 provided by Rel-Tag format links.
471
472 * MUCH GREATER CONTROL OVER CATEGORY AND TAG MAPPING: This is partly the
473 result of building in support for a potentially endless set of custom
474 taxonomies (see below), but in general there has been a great deal of
475 effort towards giving you more control over how categories and tags
476 provided by the feed are mapped into terms on the local blog. In
477 particular, you can now force FeedWordPress to create only categories
478 from categories and tags provided by the feed; or to create only tags;
479 or to search both categories and tags for a match; or you can simply
480 force it to drop all of the categories provided by the feed and use
481 only categories or tags that you explicitly provide. In addition, you
482 can now also choose whether to override global categories settings with
483 a local, feed-specific setting; or whether to *add together* *both* the
484 global categories and the local feed-specific categories -- depending
485 on whatever your use-case may demand.
486
487 * CUSTOM POST TYPES AND TAXONOMY SUPPORTS: This is mainly for the
488 super-geeky, but if you use other plugins or themes that make
489 significant use of WordPress's support for custom post types and custom
490 taxonomies, you may be pleased to find that FeedWordPress now allows you
491 to feed incoming posts into any custom feed type that you wish, and to
492 map categories and tags from the feed to custom taxonomies as well as
493 to the standard Category and Tag taxonomies.
494
495 * STORING NAMESPACED CUSTOM FEED ELEMENTS IN POST CUSTOM FIELDS: If you
496 would like to use FeedWordPress's support for storing custom meta-data
497 from feed elements in the custom fields for a post (for example, to
498 store geolocation data or iTunes media meta-data), you'll find that it's
499 now much easier for you to access these namespaced elements. You always
500 could access them, but in previous versions you might have to write
501 something ugly like $(/{http://www.w3.org/2003/01/geo/wgs84_pos#}lat)
502 just to get at the value of a `<geo:lat>` tag. Now, as long as you use
503 the same mnemonic codes that the feed producer used, you should always
504 be able to write a nice, simple expression like $(/geo:lat) to get the
505 value of a <geo:lat> tag.
506
507 * CUSTOM DIRECTORY STRUCTURE SUPPORT: if you poke at it enough, WordPress
508 is relatively flexible about where it should store admin interface code,
509 uploaded content, plugins, and a number of other things that occupy an
510 important place in the WordPress directory structure. Previous versions
511 of FeedWordPress encountered serious errors or broke entirely when used
512 with directory structures other than the default. This should now be
513 fixed: FWP now supports custom directory structures wherever WordPress
514 allows them to be customized, rather than depending on the default
515 locations. Enjoy your freedom!
516
517 * MANY NEW FILTERS AND API UTILITY FUNCTIONS FOR ADD-ON PROGRAMMERS: There
518 have been too many improvements to list them all in this ChangeLog, but
519 it means that much more power and ease for folks who are customizing
520 FeedWordPress through PHP filters or add-on modules. Fuller
521 documentation will be put up at the Wiki at feedwordpress.radgeek.org
522 soon.
523
524 = 2010.0623 =
525
526 * WORDPRESS 3.0 COMPATIBILITY / AUTHOR MAPPING INTERFACE ISSUES: I
527 resolved a couple of outstanding issues with the author mapping
528 interface (Syndication --> Authors), which were preventing new users
529 from being created correctly and author mapping rules from being set up
530 correctly. These partly had to do with new restrictions on user account
531 creation introduced in WordPress 3.0; anyway, they should now be fixed.
532
533 * MORE EFFICIENT SYNDICATED URL LOOKUPS: Several users noticed that the
534 bug fix introduced in 2010.0528 for compatibility with post-listing
535 plugins caused a lot more queries to the database in order to look up
536 numerical post IDs from the URL provided to the filter. This shouldn't
537 cause any major problems, but it is not as efficient as it could be; the
538 code now takes advantage of a more efficient way of doing things,
539 which usually will not require any additional database queries.
540
541 * SIMPLEPIE FEED UPDATE ISSUES: If you have been having significant
542 problems with getting feeds to update correctly, this may be the result
543 of some bugs in the implementation of SimplePie caching that ships with
544 WordPress (as of version 3.0). (You would most commonly experience this
545 error if you continually saw errors such as "No feed found at <...>" in
546 your updates.) Fortunately, SimplePie allows for a great deal of
547 extensibility and this allows me to work around the problem; these
548 error conditions should now be mostly eliminated when the underlying
549 feed is valid.
550
551 * UI: SHOW INACTIVE SOURCES: When you use the default unsubscribe option
552 -- which turns off the subscription to a feed while preserving the posts
553 from it and the syndication-related meta-data for the feed -- the
554 unsubscribed feed can now easily be viewed in a special "Inactive"
555 section of the Syndicated Sources page. (As a side benefit, if you've
556 accidentally, or only temporarily, turned off the subscription to a
557 feed, it is now much easier to restore the feed to being active, or to
558 delete it permanently, if you prefer.
559
560 * UI: FEED FINDER / SWITCH FEED INTERFACE IMPROVEMENTS: changes to styling
561 and options for the feed finder / switch feed, which should now make it
562 easier, in some cases, to find alternative feeds, and make interface
563 options more clearly visible.
564
565 * FILTERS: `syndicated_item_published` and `syndicated_item_updated` NOW
566 PROPERLY AFFECT THE DATING OF POSTS. These filters used to affect some
567 date-related settings, but not others -- and, most importantly, not the
568 final date that is set for a post's publication or last-modified date
569 in the WordPress database. Now, they do affect that, as they should.
570 (Filters should receive, and return, a long integer, representing a Unix
571 epoch relative timestamp.)
572
573 * MAGIC URL TO CLEAR THE CACHE: Suppose that you need to clear the feed
574 cache, for whatever reason; suppose, even, that you need to clear it on
575 a regular basis. One way you might do this is by logging into the
576 FeedWordPress administrative interface and going to Syndication -->
577 Performance. Another way you might do it, now, is to simply send an
578 HTTP request to a magic URL provided by FeedWordPress: if your blog is
579 at example.com, the URL would be <http://example.com/?clear_cache=1>
580
581 = 2010.0602 =
582
583 * CATEGORY BOX INTERFACE ELEMENT FIXED FOR WP 3.0: Stylesheet changes
584 between WordPress 2.9.x and the WordPress 3.0 RC caused the Categories
585 box under **Syndication --> Categories & Tags** to malfunction. This
586 has been fixed.
587
588 * LINK CATEGORY SELECTION BOX IN SYNDICATION ==> FEEDS FIXED FOR WP 2.8
589 AND 2.9: A WP 3.0 compatibility change introduced in 2010.0531
590 inadvertently broke the Syndicated Link Category selector under
591 Syndication --> Feeds & Updates in WP 2.8 and WP 2.9, causing the post
592 categories to be displayed in the selector rather than the link
593 categories. This should now be fixed so that the selector will work
594 correctly under both the current versions of WordPress and the 3.0 RC.
595
596 * MORE PERMISSIVE HANDLING OF FEEDS WITH BAD CONTENT-TYPE HEADERS: One of
597 the small advantages that MagpieRSS had over SimplePie is that it was
598 more tolerant about parsing well-formed feeds that the remote web server
599 happened to deliver with weird or incorrect HTTP Content-type headers.
600 In feeds affected by this problem, the new SimplePie parser would simply
601 fail to find a feed, due to its being led astray by the contents of the
602 Content-type header. This version includes an extension to SimplePie's
603 content-type sniffer that offers more permissive handling of the HTTP
604 headers.
605
606 * MORE FULL-TEXT "EXCERPTS" NOW PROPERLY SHORTENED. Version 2010.0528
607 introduced code to control for cases in which elements intended for
608 item summaries are (ill-advisedly) used to carry the full text of posts;
609 past versions of FeedWordPress would simply include the full text of the
610 post in the excerpt field, but newer versions now attempt to detect
611 this condition when it arises and to head it off, by blanking out the
612 excerpt field and filling it with an automatically generated short,
613 plain text excerpt from the full content. This release broadens the
614 test conditions that indicate when an excerpt field is treated as
615 identical to the full text of the post, and should therefore improve
616 the handling of some feeds (such as Google Reader feeds) where the full
617 text of each post was still appearing in the excerpt field.
618
619 * FILTERS: `syndicated_item_published` AND `syndicated_item_updated`
620 FILTERS NOW ALLOW FILTER AUTHORS TO CHANGE POST TIMESTAMPS. You can now
621 use the `syndicated_item_published` and `syndicated_item_updated` filter
622 hooks to write filters or add-ons which directly change the post date
623 and most-recently-updated timestamps on incoming syndicated posts. Props
624 to niska for pointing out where the filters needed to be applied in
625 order to change WordPress's internal timestamps for incoming posts.
626
627 = 2010.0531 =
628
629 * PERMALINK / CUSTOM FIELDS PROBLEM RESOLVED: An issue in 2010.0528 caused
630 some posts to be imported without the proper syndication-related
631 meta-data being attached (thus causing permalinks to point back to the
632 aggregator website rather than to the source website, among other
633 problems). This problem has been resolved (and a fix has been applied
634 which will resolve the problem for any posts affected by this problem,
635 if the original post is recent enough to still be available on the feed).
636
637 * UI: The "Back End" section has been split into two separate sections --
638 "Performance" (dealing with caching, database index, and other
639 performance tweaks), and "Diagnostics" (dealing with debug mode,
640 update logging, and a number of new diagnostic tests which I will be
641 rolling out over the next few releases).
642
643 * Several minor interface bug fixes and PHP warning notices eliminated.
644
645 = 2010.0528 =
646
647 #### Compatibility ####
648
649 * SIMPLEPIE IS NOW USED TO PARSE FEEDS; NO MORE MAGPIERSS UPGRADES NEEDED:
650 One of the biggest changes in this release is that FeedWordPress no
651 longer depends on MagpieRSS to parse feeds, and has switched to the much
652 more up-to-date and flexible SimplePie feed parser, which is included as
653 a standard part of WordPress versions 2.8 and later. Using SimplePie will
654 hopefully allow for better handling of feeds going further, and will
655 allow me greater flexibility in determining how exactly the feed parser
656 will operate. It also means that FeedWordPress no longer requires
657 special upgrades to the WordPress core MagpieRSS files, and should
658 eliminate quite a bit of complexity.
659
660 * MAGPIERSS COMPATIBILITY LAYER FOR EXISTING FILTERS AND ADD-ONS: However,
661 I have also implemented a compatibility layer to ensure that existing
662 filters and add-ons for FeedWordPress which depended on the MagpieRSS
663 data format *should not be broken* by the switch to SimplePie. Going
664 forward, I recommend that new filters and add-ons be written to take
665 advantage of the SimplePie object representations of items, feeds, etc.,
666 rather than the MagpieRSS arrays, but the MagpieRSS arrays will still
667 be available and older filters should continue to work as they have in
668 the past.
669
670 * COMPATIBILITY WITH WORDPRESS 2.9.x and 3.0: This release has been tested
671 for the existing WordPress 2.9.x branch and with the upcoming release of
672 WordPress 3.0. Changes in the user interface JavaScript between WordPress
673 2.8.x and WordPress 2.9 caused the tag box interface element to break in
674 the Syndication --> Categories & Tags settings page; changes in the API
675 functions for adding new authors caused fatal errors under certain
676 conditions in WordPress 3.0. These breakages have been fixed.
677
678 * DROPPED LEGACY SUPPORT FOR WORDPRESS PRIOR TO 2.8: Because SimplePie is
679 not included with versions of WordPress prior to 2.8, I have chosen to
680 drop legacy support for WordPress versions 1.5 through 2.7. If you are
681 using FeedWordPress with a version of WordPress before 2.8, you will
682 have to upgrade your installation of WordPress in order to take
683 advantage of this release.
684
685 * PHP 5.3 COMPATIBILITY: A couple of compatibility issues, which were
686 causing fatal errors amd ugly warnings for users of PHP 5.3,
687 have been eliminated.
688
689 #### Features and Processing ####
690
691 * INTERFACE REORGANIZATION: The interface restructuring, began with
692 Version 2009.0612, has been completed. Catch-all settings pages have
693 been eliminated entirely for pages that cover each aspect of handling
694 a feed: Feeds & Updates, Posts & Links, Authors, Categories & Tags,
695 and Back End handling of the database and diagnostic information.
696 Extensive new interface hooks allow add-on modules to significantly
697 change or extend the FeedWordPress admin interface and workflow.
698
699 * STORING INFORMATION FROM THE FEED IN CUSTOM FIELDS: Many users
700 have written to request the ability to store information from elements
701 in the feed in a custom field on each post. (So that, for example, if
702 post includes a `itunes:duration` element, you could store the contents
703 in a Custom Field called `duration` on the post (for a Theme to access
704 later). The Custom Post Settings under Syndication --> Posts & Links now
705 allow you to access any item or feed tag, using a syntax similar to
706 a much-simplified version of XPath. See Posts & Links settings for
707 details.
708
709 * UPDATE-FREEZING ON MANUALLY EDITED POSTS: FeedWordPress now allows you
710 to mark posts that have been manually edited, so that the changes you
711 make will not be overwritten by later updates from the feed. If you make
712 manual edits to a particular post, just check the "Manual editing"
713 checkbox in order to protect your changes from being overwritten. If you
714 want to block *all* posts from being updated after they are imported
715 for the first time, a new "Updated Posts" setting in Posts & Links
716 allows you to freeze all posts from a particular feed, or all syndicated
717 posts.
718
719 * SETTING: FEED-BY-FEED SETTINGS FOR WHERE PERMALINKS POINT TO: You've
720 always been able to tell FeedWordPress whether permalinks for posts
721 should point to the original source of the story or the local copy. Now
722 you can choose different policies for different feeds, instead of one
723 global policy for all feeds. (Of course, you can still use a global
724 default if you prefer.)
725
726 * SETTING: USER CONTROL OVER TIMING BASIS. You can now determine the
727 schedule on which feeds are considered ready to poll for updates --
728 by default feeds become ready for polling after about 1 hour. You can
729 now increase or decrease the time window under Syndication --> Feeds &
730 Updates. (However, please pay *CAREFUL ATTENTION* to the recommendations
731 and DO NOT set the scheduling lower than 60 minutes unless you are
732 ABSOLUTELY SURE that you have specific permission from webmaster who
733 provides that specific feed to poll more frequently than that. If you
734 set this too low (and about 60 minutes is the polite minimum if you
735 haven't been given a different figure), most webmasters will consider
736 the frequent hits on their server as rude, or even downright abusive.
737
738 * OTHER SETTINGS: New settings also include the ability to stop FWP from
739 resolving relative URLs within syndicated content, and the ability to
740 choose whether FeedWordPress should indicate the comment feed from the
741 original source, or the local comment feed, when providing the comment
742 feed URL for a syndicated post.
743
744 #### Parsing ####
745
746 * BETTER DATE HANDLING -- FEWER FLASHBACKS TO 1969 and 1970: FeedWordPress
747 has made some bugfixes and some improvements in the logic for parsing
748 dates. This should allow FeedWordPress to correctly parse more dates in
749 more feeds; and, in the last resort, when FeedWordPress fails to
750 correctly parse a date, to fall back to a more intelligent default. This
751 should hopefully avoid most or all error conditions that have resulted
752 in articles being erroneously dated to the dawn of the Unix epoch
753 (31 December 1969 or 1 January 1970).
754
755 * FULL-TEXT "EXCERPTS" NOW PROPERLY SHORTENED. Based on a straightforward
756 reading of the existing RSS specs, it's reasonable for the
757 rss:description element to be read as a plaintext summary or excerpt for
758 the item containing the description -- with the full text of the item,
759 if available, in another, better-suited element, such as the de facto
760 standard content:encoded extension element. The problem is that uses of
761 RSS rarely have much to do with anything like a straightforward reading
762 of the specs. As a result, many actual RSS producers in the wild put the
763 full text of the article in a description element. But since
764 FeedWordPress has treated this text as a summary, this produces
765 aggregated posts with lengthy "excerpts" containing the full text of the
766 article. This release of FeedWordPress fixes the problem by doing a
767 little digging before treating rss:description as a summary: if the
768 description element is used properly as a plain text summary, then
769 FeedWordPress will take the summary provided by the feed, rather than
770 recreating its own excerpt from the full text; but if an RSS item has no
771 full-text element other than description, FeedWordPress will treat the
772 description element as the full text of the article, and generate a
773 shortened excerpt automatically from that text.
774
775 #### API ####
776
777 * TEMPLATE API: new template tags `get_local_permalink()` and
778 `the_local_permalink()` allow you to access the permalink for a post on
779 your aggregator site, even when FeedWordPress is rewriting permalinks to
780 point to the original source site.
781
782 * NEW HOOKS FOR ADD-ONS AND FILTERS: I have added a number of new hooks
783 which allow add-on modules to filter more precisely, gather information
784 at more points, and to enhance the FeedWordPress admin interface. For
785 a list of new hooks and documentation, see the FeedWordPress
786 documentation wiki at
787 <http://feedwordpress.radgeek.com/wiki/add-ons-and-filters>
788
789 * FILTER API: A number of new utility methods have been added to the
790 SyndicatedPost class to make it easier for filters and add-ons to
791
792 * FILTER API: Globals $fwp_channel and $fwp_feedmeta DEPRECATED. These
793 global variables, originally introduced to allow filters access to
794 information about the source feed in `syndicated_item` filters (which
795 were passed in through global variables rather than as parameters
796 because of a bug in WP 1.5 which was then fixed in 1.5.1) have been
797 DEPRECATED. If you have any filters or add-ons which still depend on
798 these global variables, you should see about fixing them to access data
799 about the source feed using the SyndicatedPost::link element instead.
800 For documentation, see the FeedWordPress documentation wiki at
801 <http://feedwordpress.radgeek.com/wiki/syndicatedpost> and
802 <http://feedwordpress.radgeek.com/wiki/syndicatedlink>.
803
804 * DIAGNOSTICS: I've included a number of new diagnostic options and
805 messages, which should allow an experienced user to better investigate
806 any problems that may crop up.
807
808 #### Bug Fixes ####
809
810 * BUGFIX: & IN PERMALINKS NO LONGER CAUSING ATOM OR HTML VALIDATION
811 EFFORTS: Many users reported an issue in which syndicating a feed with
812 special XML characters in the URLs (& was the most common, since it is
813 used to separate HTTP GET parameters) would cause the aggregator's
814 feeds to produce invalid (malformed) XML. This update addresses the
815 issue in Atom feeds. Unfortunately, it has not been technically possible
816 to address the problem in RSS 2.0 feeds, due to limitations on
817 WordPress's internal templates for RSS feeds.
818
819 * BUGFIX: BROKEN URLS IN "POPULAR POSTS" AND SIMILAR PLUGINS SHOULD NO
820 LONGER BE BROKEN. A number of users noticed an issue where plugins and
821 templates that listed posts in locations outside of the post loop
822 (for example, "Popular Posts"-style plugins that listed posts in the
823 sidebar), often produced the wrong URL for post links. (Typically, all
824 the posts listed would get the same wrong URL.) This should now be
825 fixed. Thanks to Björn for sending in a quick fix!
826
827 * MINOR BUGFIXES: This release includes a number of fixes to minor bugs
828 and compatibility issues, including: silent failures of the "Syndicate"
829 button, "Illegal Offset Type" error messages from MagpieRSS, and others.
830
831 = 2009.0707 =
832
833 * BUGFIX: WORDPRESS 2.8 AJAX COMPATIBILITY ISSUES RESOLVED (blank or
834 truncated "Syndicated Sites" administration page): Due to changes in the
835 AJAX interface elements between WordPress 2.7 and WordPress 2.8, several
836 FeedWordPress users encountered an issue where the front "Syndication"
837 page in the FeedWordPress administrative interface would come up blank,
838 without the normal "Syndicated Sites" list and "Update" control, or
839 sometimes wth the boxes visible but one or both of them truncated, with
840 only the title bar. This issue should now be resolved: with the new
841 version of FeedWordPress, the compatibility issue that caused the
842 disappearance should be eliminated, and if boxes are shown with only
843 their handle visible, you should once again be able to drop down the
844 rest of the box by clicking once on its title bar.
845
846 * BUGFIX: TAG SETTING WIDGET FIXED. Due to changes in interface elements
847 between WordPress 2.7 and WordPress 2.8, people using FeedWordPress with
848 WordPress 2.8 found that the widget for setting tags to be applied to
849 all syndicated posts, or all syndicated posts from a particular feed,
850 no longer displayed "Add" and "Remove" buttons for individual tags. This
851 issue has now been fixed, and the tagging widget should once again work
852 more or less exactly like the tagging widget for individual posts in the
853 normal WordPress admin interface.
854
855 = 2009.0618 =
856
857 * BUGFIX: MYSTERY ERRORS WITH WITH WP_Http_Fsockopen HTTP TRANSPORT
858 ELIMINATED: Thanks to a combination of a subtle bug in FeedWordPress,
859 and changes to the HTTP transport code in WordPress, a number of users
860 encountered an error in which any time they attempted to add a new feed
861 through the FeedFinder interface, FeedWordPress would fail and display
862 an HTTP request failure diagnostic message. The subtle bug has been
863 fixed, and with it, most of these errors should now be eliminated.
864
865 Be sure to upgrade your MagpieRSS to the most recent MagpieRSS version
866 after you have insalled FeedWordPress 2009.0618, or this bug fix will
867 not take effect.
868
869 = 2009.0613 =
870
871 * INTERFACE/BUGFIX: WORDPRESS 2.8 CATEGORY BOX FIX. Thanks to a subtle
872 change in class names between the WordPress 2.7 and 2.8 stylesheets,
873 category boxes in the FeedWordPress settings interface tended to overflow
874 and have a lot of messy-looking overlapping text under WordPress 2.8.
875 This has now been fixed.
876
877 * FeedFinder FAILURE DIAGNOSTICS: When FWP's FeedFinder fails to find any
878 feeds at a given URL (for example, when you are trying to add a
879 subscription through the administrative interface and you run into an
880 error message), FeedWordPress now provides more diagnostic information
881 for the reasons behind the failure. If that helps you, great; if not,
882 it should help me respond more intelligently to your support request..
883
884 = 2009.0612 =
885
886 * WORDPRESS 2.8 COMPATIBILITY: FeedWordPress 2009.0612 has been tested for
887 compatibility with the recent version 2.8 release of WordPress.
888
889 * INTERFACE RESTRUCTURING: In order to avoid settings posts from becoming
890 too crowded, and to modularize and better organize the user interface,
891 new "Posts" and "Categories & Tags" subpages have been created under the
892 "Syndication" menu. "Posts" controls settings for individal syndicated
893 posts (such as publication status, comment and ping status, whether or
894 not to use the original location of the post as the permalink, whether
895 or not to expose posts to formatting filters, and so on). "Categories &
896 Tags" controls settings for assigning new syndicated posts to categories
897 and tags, such as categories or tags to apply to all syndicated posts,
898 and how to handle categories that do not yet exist in the WordPress
899 database. These subpages, like the Authors subpage, handle settings for
900 the global default level and for individual syndicated feeds.
901
902 Corresponding to these new subpages, the old Syndication Settings and
903 Feed Settings subpages have been cleaned up and simplified, and now only
904 link to the appropriate subpages for options that can be set in the
905 Posts, Authors, or Categories & Tags subpages.
906
907 * FEATURE: ADD CUSTOM SETTINGS TO EACH SYNDICATED POST: FeedWordPress has
908 long had an interface for creating custom settings for each syndicated
909 *feed* which could be retrieved in templates using the `get_feed_meta()`
910 template function. But it had no feature for adding custom fields to
911 each individual syndicated *post*. In response to requests from users, I
912 have added the ability to apply custom fields to each individual
913 syndicated post, using the new Syndication --> Posts subpage. You can
914 set up custom fields to be applied to every syndicated post, or custom
915 fields to be applied to syndicated posts from a particular feed.
916
917 * FEATURE: MAGPIERSS VERSION CHECK AND UPGRADE: FeedWordPress will attempt
918 to determine whether or not you are using the upgraded version of
919 MagpieRSS that comes packaged with FeedWordPress. If not, it will throw
920 an error on admin pages, and, if you are a site administrator, it will
921 give you the option to ignore the error message, or to attempt an
922 automatic upgrade (using a native file copy). If the file copy fails,
923 FeedWordPress will offer some guidance on how to perform the upgrade
924 manually.
925
926 * BLANK POSTS PROBLEM NO LONGER OCCURS WITH OLD & BUSTED MAGPIERSS: Due
927 to the fact that I relied on a content normalization that occurs in my
928 upgraded version of MagpieRSS, but not in the old & busted version of
929 MagpieRSS that ships with WordPress, until this version, if you tried to
930 syndicate an Atom feed without having performed the (*strongly
931 recommended*) MagpieRSS upgrade, all of the posts would come up with
932 completely blank contents. That's not because MagpieRSS couldn't read
933 the data, but rather because the new Magpie version puts that data in a
934 location where the old version doesn't, and I was only looking in that
935 newer location. Now it checks for both, meaning that posts will continue
936 to display their contents even if you don't upgrade MagpieRSS. (But you
937 **really should** upgrade it, anyway.)
938
939 * BUGFIX: RELATIVE URI RESOLUTION FOR POST CONTENT RESTORED. Some time
940 back, I added support for resolving relative URIs against xml:base on
941 feeds that support it to the MagpieRSS upgrade in FeedWordPress. Then I
942 took out code that did the same thing from the main FeedWordPress code.
943 Of course, the problem is that some people, even though it is clearly
944 stupid or evil to do so, still include relative URIs for images or links
945 in posts on feed formats that do *not* adequately support xml:base
946 (notably, RSS 2.0 feeds). In response to a user request, I have added
947 this functionality back in, so that MagpieRSS will resolve any relative
948 URIs that it knows how to resolve using xml:base, and then FeedWordPress
949 will attempt to resolve any relative URIs that are left over afterwards.
950
951 * BUGFIX: INTERFACE OPTION FOR SETTING SYNDICATED POST PUBLICATION STATUS
952 ON A FEED-BY-FEED BASIS HAS BEEN RESTORED: Due to a version-checking
953 bug, users of WordPress 2.7.x lost an option from the "Edit a syndicated
954 feed" interface which allowed them to determine whether newly syndicated
955 posts should be published immediately, held as "Pending Review," saved
956 as drafts, or saved as private posts. (The option to change this
957 setting globally remained in place, but users could no longer set it on
958 a feed-by-feed basis.) The version-checking bug has been fixed, and the
959 option has been restored.
960
961 * BUGFIX: "ARE YOU SURE?" FATAL ERROR ELIMINATED AND SECURITY IMPROVED:
962 Under certain circumstances (for example, when users have configured
963 their browser or proxy not to send HTTP Referer headers, for privacy or
964 other reasons), many features in the FeedWordPress administrative
965 interface (such as adding new feeds or changing settings) would hit a
966 fatal error, displaying only a cryptic message reading "Are you sure?"
967 and a blank page following it. This problem has been eliminated by
968 taking advantage of WordPress's nonce functions, which allow the
969 security check which ran into this error to work properly even without
970 receiving an HTTP Referer header. (N.B.: WordPress's nonce functions
971 were first introduced in WordPress 2.0.3. If you're using FeedWordPress
972 with an older version of WordPress, there's no fix for this problem:
973 you'll just need to turn Referer headers back on. Sorry.)
974
975 * BUGFIX: MANUALLY-ALTERED POST STATUS, COMMENT STATUS, AND PING STATUS NO
976 LONGER REVERTED BY POST UPDATES: If you manually altered the post status,
977 comment status, or ping status of a syndicated post from what it was set
978 to when first syndicated -- for example, if you had a feed that was set
979 to bring in new posts as "Pending Review," and you then marked some of
980 the pending posts as "Published" and others as "Unpublished" -- then
981 in previous versions of FeedWordPress, these manual changes to the
982 status would be lost -- so that, for example, your Published or Unpublished
983 articles would revert to Pending Review -- if the source feed made any
984 upates to the item. This could make the Pending Review feature both
985 unreliable and also extremely frustrating to work with. The good news is
986 that this bug has since been fixed: if you manually update the status
987 of a post, it will no longer be reverted if or when the post is updated.
988
989 * BUGFIX: OCCASIONAL FATAL ERROR ON UPDATE ELIMINATED: Under certain
990 limited conditions (specifically, when both the title and the content of
991 a post to be updated are empty), an attempt to update the post would
992 result in a fatal error. This has been fixed.
993
994 * INTERFACE: "CONFIGURE SETTINGS" CONVENIENCE LINK ADDED TO CONFIRMATION
995 MESSAGE WHEN A NEW FEED IS ADDED: When you add a new subscription to
996 FeedWordPress, the message box that appears to confirm it now includes a
997 handy link to the feed's settings subpage, so that you can quickly set
998 up any special settings you may want to set up for the new feed, without
999 having to hunt through the list of all your other subscriptions to pick
1000 out the new one.
1001
1002 * INTERFACE: SIMPLIFYING AND CLARIFYING AUTOMATIC UPDATES SETTINGS. I have
1003 removed an interval setting for the cronless automatic updates which has
1004 confused many FeedWordPress users. In past versions of FWP, when you
1005 turned on automatic updates, you would be presented with a time interval
1006 setting which controlled how often FeedWordPress would check for feeds
1007 ready to be polled for updates. (That is, it DID NOT control how often
1008 feeds *would be polled*; it controlled how often FeedWordPress would
1009 *check* for feeds that *had become ready to poll*. The schedule on which
1010 feeds became ready for polling was still controlled either by requests
1011 encoded in elements within the feed itself, or else according to an
1012 internal calculation within FeedWordPress, averaging out to about 1 hour,
1013 if the feed did not include any scheduling request elements.) Since many
1014 users very often (and understandably) confused the purpose of this
1015 setting, and since the setting is for a feature that's actually very
1016 unlikely to require any manual control by the user, I have removed the
1017 setting; FeedWordPress now simply uses the default value of checking for
1018 feeds to poll every 10 minutes.
1019
1020 * FEEDFINDER PERFORMANCE IMPROVEMENT: FeedWordPress's FeedFinder class
1021 now uses `array_unique()` to make sure that it doesn't waste time
1022 repeatedly iterating over and polling the same URI. Props to Camilo
1023 (<http://projects.radgeek.com/2008/12/14/feedwordpress-20081214/#comment-20090122160414>).
1024
1025 = 2008.1214 =
1026
1027 * WORDPRESS 2.7 COMPATIBILITY: FeedWordPress has been tested for
1028 compatibility with the newly released WordPress 2.7. WordPress 2.7 has
1029 deprecated the Snoopy library for HTTP requests, which caused a fatal
1030 error for users who had not installed the MagpieRSS upgrade (or whose
1031 installation of the MagpieRSS upgrade was overwritten by a recent update
1032 of WordPress). FeedWordPress now handles things gracefully when Snoopy
1033 is not immediately available.
1034
1035 * INTERFACE SPIFFED UP: Interface elements have been updated so that
1036 FeedWordPress's management interface fits in more naturally with the
1037 WordPress 2.7 interface (including a new logo and a number of small
1038 interface tweaks).
1039
1040 * BUG WITH TAGS FOR SYNDICATED ARTICLES FIXED: Several users encountered a
1041 bug with the option to add tags to all syndicated posts under
1042 Syndication --> Settings -- if you told FeedWordPress to add more than
1043 one tag to all syndicated posts, instead of doing so correctly, it would
1044 add a *single* tag instead, whose name was composed of the names of all
1045 the tags you asked it to add. This bug was the result of nothing more
1046 dignified than a typographical error on my part. It has now been fixed.
1047
1048 * MORE INFORMATION AVAILABLE WHEN FEEDWORDPRESS CAN'T FIND A FEED: When
1049 you enter a URL for a new syndication source, FeedWordPress uses a
1050 simple feed-finding algorithm (originally based on Mark Pilgrim's
1051 Universal Feed Finder) to try to determine whether the URL is the URL
1052 for a feed, or, if the URL points to an ordinary website rather than to
1053 a feed, whether there is a feed for that website. All well and good, but
1054 if FeedWordPress failed to find a feed, for whatever reason, it would
1055 typically return nothing more than a nasty little note to the effect of
1056 "no feed found," without any explanation of what went wrong.
1057 FeedWordPress now keeps track of error conditions from the HTTP
1058 requests that it uses in the course of looking for the feed, and so may
1059 be able to give you a bit more information about the nature of the
1060 problem if something goes wrong.
1061
1062
1063 = 2008.1105 =
1064
1065 * INTERFACE RESTRUCTURING AND SYNDICATION --> AUTHORS PAGE: As a first
1066 step towards modularizing and better organizing the user interface, a
1067 new "Authors" subpage has been created under the Syndication menu, which
1068 controls settings for syndicated authors, both at the global default
1069 level and at level of individual syndicated feeds.
1070
1071 * BUG RELATED TO THE ATTRIBUTION OF POSTS TO THE WRONG AUTHOR FIXED: Some
1072 users encountered an issue in which posts by different authors on
1073 different blogs -- especially blogs generated by Blogger -- were
1074 mistakenly attributed to a single author. The problem was caused by the
1075 way in which FeedWordPress matches syndicated authors to user accounts
1076 in the WordPress database: normally, if two feeds each list an author
1077 with the same e-mail address, they are counted as being the same person.
1078 Normally this works well, but it creates an issue in cases where
1079 blogging software assigns a single anonymous e-mail address to users who
1080 do not want their real e-mail address published. This is, for example,
1081 what Blogger does (by giving all users a default e-mail address of
1082 <noreply@blogger.com> if they don't want their own e-mail address
1083 listed). FeedWordPress now allows the user to correct for this problem
1084 with a couple of new settings under **Syndication --> Authors**, which
1085 allow users to turn off e-mail based author matching for particular
1086 addresses, or, if desired, to turn it off entirely. By default, e-mail
1087 based author matching is still turned on, but disabled for a list of
1088 known generic e-mail addresses. Right now, the "list" consists entirely
1089 of <noreply@blogger.com>; if you know other addresses that should be
1090 added, please [contact me](http://radgeek.com/contact) to let me know.
1091
1092 Please note that if you have already encountered this issue on your
1093 blog, upgrading FeedWordPress will prevent it from re-occurring in the
1094 future, but you still need to do two other things to fix the existing
1095 problem on your blog.
1096
1097 First, for each feed where posts have been mis-attributed, you need to
1098 change the existing author mapping rules to re-map a a syndicated
1099 author's name to the proper target account. Go to **Syndication -->
1100 Authors**, select the feed you want to change from the drop-down list,
1101 and then change the settings under the "Syndicated Authors" section.
1102 (You will probably need to select "will be assigned to a new user..." to
1103 create a new user account with the appropriate name.)
1104
1105 Second, for each feed where posts have been mis-attributed, you need to
1106 re-assign already-syndicated posts that were mis-attributed to the
1107 correct author. You can do that from **Syndication --> Authors** by
1108 using the author re-assignment feature, described below.
1109
1110 * AUTHOR RE-ASSIGNMENT FOR A PARTICULAR FEED: The author settings page
1111 for each syndicated feed, under **Syndication --> Authors**, now
1112 includes an section titled "Fixing mis-matched authors," which provides
1113 an interface for re-assigning or deleting all posts attributed to a
1114 particular author on a particular feed.
1115
1116 * SUPPORT FOR `<atom:source>` ELEMENT IN SYNDICATED FEEDS: Some feeds
1117 (for example, those produced by FeedWordPress) aggregate content from
1118 several different sources, and include information about the original
1119 source of the post in an `<atom:source>` element. A new setting under
1120 **Syndication --> Options** allows you to control what FeedWordPress
1121 will report as the source of posts syndicated from aggregator feeds in
1122 your templates and feeds: you can have FeedWordPress report that the
1123 source of a post is the aggregator feed itself, or you can have it
1124 report that the source of a post is the original source that the
1125 aggregator originally syndicated the post from.
1126
1127 By default, FeedWordPress will report the aggregator, not the original
1128 source, as the source of a syndicated item.
1129
1130 * LOAD BALANCING AND TIME LIMITING FEATURES FOR UPDATES: Some users have
1131 encountered issues due to running up against PHP execution time limits
1132 during the process of updating large syndicated feeds, or a very large
1133 set of syndicated feeds. FeedWordPress now has a feature that allows you
1134 to limit the total amount of time spent updating a feed, through the
1135 "Time limit on updates" setting under **Syndication --> Options**. By
1136 turning on this setting and adjusting the time limit to a low enough
1137 figure to avoid your PHP installation's time-out setting. (PHP execution
1138 time limits are usually in the vicinity of 30 seconds, so an update
1139 time limit of 25 seconds or so should provide plenty of time for updates
1140 while allowing a cushion of time for other, non-update-related functions
1141 to do their work.)
1142
1143 If feed updates are interrupted by the time limit, FeedWordPress uses
1144 some simple load balancing features to make sure that updates to other
1145 feeds will not be blocked by the time-hogging feed, and will also make
1146 sure that when the interrupted update is resumed, FeedWordPress will
1147 skip ahead to resume processing items at the point at which it was
1148 interrupted last time, so that posts further down in the feed will
1149 eventually get processed, and not get blocked by the amount of time it
1150 takes to process the items higher up in the feed.
1151
1152 * `guid` INDEX CREATION BUTTON: FeedWordPress frequently issues queries on
1153 the `guid` column of the WordPress posts database (since it uses post
1154 guid URIs to keep track of which posts it has syndicated). In very large
1155 FeedWordPress installations, you can often significantly improve
1156 performance by creating a database index on the `guid` column, but
1157 normally you would need to poke around with MySQL or a tool like
1158 phpMyAdmin to do this. FeedWordPress can now save you the trouble: to
1159 create an index on the `guid` column, just go to
1160 **Syndication --> Options**, and mash the button at the bottom of the
1161 "Back End" section.
1162
1163 = 2008.1101 =
1164
1165 * INTERFACE BUG THAT PREVENTED ADDING NEW SITES FIXED: The UI reforms in
1166 FWP 2008.1030 unintentionally introduced a bug that prevents clean
1167 installations of FeedWordPress from providing an input box for adding
1168 new feeds to the list of syndicated feeds. This bug has been fixed.
1169
1170 = 2008.1030 =
1171
1172 * WORDPRESS 2.6 COMPATIBILITY: FeedWordPress should now be compatible with
1173 WordPress 2.6, and should work more or less seamlessly with the new post
1174 revision system. A bug which caused multiple new revisions to be created
1175 for posts on certain feeds, regardless of whether or not the item had
1176 been updated, has been fixed.
1177
1178 * INTERFACE IMPROVEMENTS: The user interface has been substantially
1179 restyled to fit in better with the visual style of WordPress 2.5 and
1180 2.6.
1181
1182 * YOUTUBE BUG FIXED: POSTS SYNDICATED THROUGH AN AUTOMATIC UPDATE ARE NO
1183 LONGER STRIPPED OF `<OBJECT>` TAGS AND CERTAIN OTHER HTML ELEMENTS: Due
1184 to the way that some versions of WordPress process posts that are
1185 inserted into the database when no user is logged in, many users
1186 experienced an issue where YouTube videos and other content using the
1187 HTML `<object>` tag would be stripped out of posts that were syndicated
1188 during an automatic update. (Posts that were syndicated through manual
1189 updates from within the WordPress Dashboard were not affected, because
1190 the issue does not arise when an update is executed under a logged-in
1191 administrator's credentials.) This bug has now been fixed; YouTube
1192 videos and other content using `<object>` tags should now appear
1193 properly in syndicated posts, regardless of the way in which the post
1194 was syndicated.
1195
1196 * AJAX BUGS FIXED: Bugs which blocked the normal operation of WordPress
1197 2.5's AJAX interface elements when FeedWordPress was activated have been
1198 fixed.
1199
1200 * TAG SUPPORT: A couple of features have been introduced to take advantage
1201 of the tagging features in WordPress 2.3.x, 2.5.x, and 2.6.x. Now, when
1202 unfamiliar categories are encountered for posts on a feed, you can
1203 choose for FeedWordPress (1) to drop the category; (2) to drop the
1204 category and to filter out any post that does not match at least one
1205 familiar category; (3) to create a new category with that name, or,
1206 now, you can also have FeedWordPress (4) create a new *tag* with that
1207 name. This option can be set site-wide under Syndication --> Options,
1208 or it can be set on a feed-by-feed basis in a feed's Edit screen.
1209
1210 In addition, you can now set particular tags to apply to all incoming
1211 syndicated posts, under Syndication --> Options, or you can set tags
1212 to apply to all incoming syndicated posts from a particular feed in that
1213 feed's Edit screen.
1214
1215 * FORMATTING FILTERS: There is a new option available under Syndication ->
1216 Options which allows users to choose whether or not to expose syndicated
1217 posts to being altered by formatting filters. By default, FeedWordPress
1218 has always protected syndicated posts (which are already in display-ready
1219 HTML when they are syndicated) from being reformatted by formatting
1220 filters. However, this approach means that certain plugins which depend
1221 on formatting filters (for example, to add "Share This" bars or relevant
1222 links to the end of a post) are blocked from working on any syndicated
1223 posts. If you want to use one of these plugins together with
1224 FeedWordPress, you can now do so by changing the "Formatting Filters"
1225 setting from "Protect" to "Expose."
1226
1227 * `<atom:source>` ELEMENTS NOW INCLUDED IN ATOM FEED: Atom 1.0 provides
1228 a standard method for aggregators to indicate information about the original source of
1229 a syndicated post, using the `<atom:source>` element. FeedWordPress now
1230 introduces standard `<atom:source>` elements including the title, homepage, and
1231 feed URI of the source from which a syndicated post was syndicated. Cf.
1232 <http://www.atomenabled.org/developers/syndication/atom-format-spec.php#element.source>
1233
1234 * MODULARIZATION OF CODE: The code for different elements of FeedWordPress
1235 has been broken out into several modules for easier inspection,
1236 documentation, and maintenance of the code.
1237
1238 * VERSIONING SCHEME CHANGED: FeedWordPress's feature set has proven stable
1239 enough that it can now be removed from beta status; a good thing, since
1240 I was very quickly running out of version numbers to use. New releases
1241 of FeedWordPress will have version numbers based on the date of their
1242 release.
1243
1244 = 0.993 =
1245
1246 * WORDPRESS 2.5.1 COMPATIBILITY: FeedWordPress should now be compatible
1247 with WordPress 2.5.1.
1248
1249 * WORDPRESS 2.5 INTERFACE IMPROVEMENTS: FeedWordPress's Dashboard
1250 interface has undergone several cosmetic changes that should help it
1251 integrate better with the WordPress Dashboard interface in WordPress
1252 version 2.5.x.
1253
1254 * SYNDICATED POSTS CAN BE MARKED AS "PENDING REVIEW": WordPress 2.3 users
1255 can now take advantage of WordPress's new "Pending Review" features for
1256 incoming syndicated posts. Posts marked as "Pending Review" are not
1257 published immediately, but are marked as ready to be reviewed by an
1258 Administrator or Editor, who can then choose to publish the post or
1259 hold it back. If you want to review syndicated posts from a particular
1260 feed, or from all feeds, before they are posted, then use
1261 Syndication --> Syndicated Sites --> Edit or Syndication --> Options to
1262 change the settings for handling new posts.
1263
1264 * AWARE OF NEW URI FOR del.icio.us FEEDS: Previous releases of
1265 FeedWordPress already automatically split del.icio.us tags up
1266 appropriately appropriately when generating categories. (del.icio.us
1267 feeds smoosh all the tags into a single `<dc:subject>` element,
1268 separated by spaces; FeedWordPress un-smooshes them into multiple
1269 categories by separating them at whitespace.) Unfortunately, del.icio.us
1270 recently broke the existing behavior by changing host names for their
1271 feeds from del.icio.us to feeds.delicious.com. Version 0.993 accounts
1272 for the new host name and un-breaks the tag splitting.
1273
1274 = 0.992 =
1275
1276 * AUTHOR RE-MAPPING: FeedWordPress now offers considerable control over
1277 how author names on a feed are translated into usernames within the
1278 WordPress database. When a post by an unrecognized author comes in,
1279 Administrators can now specify any username as the default username to
1280 assign the post to by setting the option in Syndication --> Options
1281 (formerly FeedWordPress only allowed you to assign such posts to user
1282 #1, the site administrator). Administrators can also create re-mapping
1283 rules for particular feeds (under Syndication --> Syndicated Sites -->
1284 Edit), so that (for example) any posts attributed to "Administrator"
1285 on the feed <http://praxeology.net/blog/feed/> will be assigned to
1286 a user named "Roderick T. Long," rather than a user named
1287 "Administrator." These settings also allow administrators to filter out
1288 posts by particular users, and to control what will happen when
1289 FeedWordPress encounters a post by an unrecognized user on that
1290 particular feed.
1291
1292 * BUG RELATED TO URIS CONTAINING AMPERSAND CHARACTERS FIXED: A bug in
1293 WordPress 2.x's handling of URIs in Blogroll links created problems for
1294 updating any feeds whose URIs included an ampersand character, such as
1295 Google News RSS feeds and other feeds that have multiple parameters
1296 passed through HTTP GET. If you experienced this bug, the most likely
1297 effect was that FeedWordPress simply would not import new posts from a
1298 feed when instructred to do so, returning a "0 new posts" response. In
1299 other cases, it might lead to unpredictable results from feed updates,
1300 such as importing posts which were not contained in the feed being
1301 syndicated, but which did appear elsewhere on the same website. This bug
1302 has, hopefully, been resolved, by correcting for the bug in WordPress.
1303
1304 = 0.991 =
1305
1306 * WORDPRESS MU COMPATIBILITY: FeedWordPress should now be compatible with
1307 recent releases of WordPress MU. Once FeedWordPress is made available
1308 as a plugin, each individual blog can choose to activate FeedWordPress
1309 and syndicate content from its own set of contributors.
1310
1311 * DISPLAY OF MAGPIE WARNINGS: A number of MagpieRSS warnings or error
1312 messages that were displayed when performing an automatic update are
1313 no longer displayed, unless debugging parameters have been explicitly
1314 enabled.
1315
1316 * BUG RELATED TO INTERNATIONAL CHARACTERS IN AUTHOR NAMES FIXED: Due to a
1317 subtle incompatability between the way that FeedWordPress generated new
1318 user information, and the way that WordPress 2.0 and later added new
1319 authors to the database, FeedWordPress might end up creating duplicate
1320 authors, or throwing a critical error message, when it encountered
1321 authors whose names included international characters. This
1322 incompatability has now been fixed; hopefully, authors with
1323 international characters in their names should now be handled properly.
1324
1325 * `<media:content>` BUG IN MAGPIERSS FIXED: A bug in MagpieRSS's handling
1326 of namespaced elements has been fixed. Among other things, this bug
1327 caused items containing a Yahoo MediaRSS `<media:content>` element (such
1328 as many of the feeds produced by wordpress.com) to be represented
1329 incorrectly, with only a capital "A" where the content of the post
1330 should have been. Feeds containing `<media:content>` elements should now
1331 be syndicated correctly.
1332
1333 * update_feedwordpress PARAMETER: You can now use an HTTP GET parameter
1334 (`update_feedwordpress=1`) to request that FeedWordPress poll its feeds
1335 for updates. When used together with a crontab or other means of
1336 scheduling tasks, this means that you can keep your blog automatically
1337 updated on a regular schedule, even if you do not choose to use the
1338 cron-less automatic updates option.
1339
1340 * Some minor interface-related bugs were also fixed.
1341
1342
1343 = 0.99 =
1344
1345 Version 0.99 adds several significant new features, fixes some bugs, and
1346 provides compatability with WordPress 2.2.x and 2.3.x.
1347
1348 * WORDPRESS 2.2 AND 2.3 COMPATIBILITY: FeedWordPress should now be
1349 compatible with WordPress version 2.2 and the upcoming WordPress
1350 version 2.3. In particular, it has been tested extensively against
1351 WordPress 2.2.3 and WordPress 2.3 Release Candidate 1.
1352
1353 * AUTOMATIC UPDATES WITHOUT CRON: FeedWordPress now allows you to
1354 automatically schedule checks for new posts without using external task
1355 scheduling tools such as cron. In order to enable automatic updates, go
1356 to **Syndication --> Options** and set "Check for new posts" to
1357 "automatically." For details, see "Automatic Feed Updates" in
1358 README.text.
1359
1360 An important side-effect of the changes to the update system is that if
1361 you were previously using the cron job and the `update-feeds.php` script
1362 to schedule updates, you need to change your cron set-up. The old
1363 `update-feeds.php` script no longer exists. Instead, if you wish to use
1364 a cron job to guarantee updates on a particular schedule, you should
1365 have the cron job fetch the front page of your blog (for example, by
1366 using `curl http://www.zyx.com/blog/ > /dev/null`) instead of activating
1367 the `update-feeds.php` script. If automatic updates have been enabled,
1368 fetching the front page will automatically trigger the update process.
1369
1370 * INTERFACE REORGANIZATION: All FeedWordPress functions are now located
1371 under a top-level "Syndication" menu in the WordPress Dashboard. To
1372 manage the list of syndicated sites, manually check for new posts on
1373 one or more feeds, or syndicate a new site, you should use the main page
1374 under **Syndication**. To change global settings for FeedWordPress,
1375 you should use **Syndication --> Options**.
1376
1377 * FILE STRUCTURE REORGANIZATION: Due to a combination of changing styles
1378 for FeedWordPress plugins and lingering bugs in the FeedWordPress admin
1379 menu code, the code for FeedWordPress is now contained in two different
1380 PHP files, which should be installed together in a subdirectory of your
1381 plugins directory named `feedwordpress`. (See README.text for
1382 installation and upgrade instructions relating to the change.)
1383
1384 * MULTIPLE CATEGORIES SETTING: Some feeds use non-standard methods to
1385 indicate multiple categories within a single category element. (The most
1386 popular site to do this is del.icio.us, which separates tags with a
1387 space.) FeedWordPress now allows you to set an optional setting, for any
1388 feed which does this, indicating the character or characters used to
1389 divide multiple categories, using a Perl-compatible regular expression.
1390 (In the case of del.icio.us feeds, FeedWordPress will automatically use
1391 \s for the pattern without your having to do any further configuration.)
1392 To turn this setting on, simply use the "Edit" link for the feed that
1393 you want to turn it on for.
1394
1395 * REGULAR EXPRESSION BUG FIXED: Eliminated a minor bug in the regular
1396 expressions for e-mail addresses (used in parsing RSS `author`
1397 elements), which could produce unsightly error messages for some users
1398 parsing RSS 2.0 feeds.
1399
1400 * DATE / UPDATE BUG FIXED: A bug in date handling was eliminated that may
1401 have caused problems if any of (1) WordPress, or (2) PHP, or (3) your
1402 web server, or (4) your MySQL server, has been set to use a different
1403 time zone from the one that any of the others is set to use. If
1404 FeedWordPress has not been properly updating updated posts, or has been
1405 updating posts when there shouldn't be any changes for the update, this
1406 release may solve that problem.
1407
1408 * GOOGLE READER BUGS FIXED: A couple of bugs that made it difficult for
1409 FeedWordPress to interact with Google Reader public feeds have been
1410 fixed. Firstly, if you encountered an error message reading "There was a
1411 problem adding the newsfeed. [SQL: ]" when you tried to add the feed,
1412 the cause of this error has been fixed. Secondly, if you succeeded in
1413 getting FeedWordPress to check a Google Reader feed, only to find that
1414 the title of posts had junk squashed on to the end of them, that bug
1415 has been fixed too. To fix this bug, you must install the newest version
1416 of the optional MagpieRSS upgrade.
1417
1418 * FILTER PARAMETERS: Due to an old, old bug in WordPress 1.5.0 (which was
1419 what was available back when I first wrote the filter interface),
1420 FeedWordPress has traditionally only passed one parameter to
1421 syndicated_item and syndicated_post filters functions -- an array
1422 containing either the Magpie representation of a syndicated item from
1423 the feed, or the database representation of a post about to be inserted
1424 into the WordPress database. If you needed information about the feed
1425 that the item came from, this was accessible only through a pair of
1426 global variables, $fwp_channel and $fwp_feedmeta.
1427
1428 Since it's been a pretty long time since WordPress 1.5.0 was in
1429 widespread usage, I have gone ahead and added an optional second
1430 parameter to the invocation of the syndicated_item and syndicated_post
1431 filters. If you have written a filter for FeedWordPress that uses either
1432 of these hooks, you can now register that filter to accept 2 parameters.
1433 If you do so, the second parameter will be a SyndicatedPost object,
1434 which, among other things, allows you to access information about the
1435 feed from which an item is syndicated using the $post->feed and the
1436 $post->feedmeta elements (where $post is the name of the second
1437 parameter).
1438
1439 NOTE THAT THE OLD GLOBAL VARIABLES ARE STILL AVAILABLE, for the time
1440 being at least, so existing filters will not break with the upgrade.
1441 They should be considered deprecated, however, and may be eliminated in
1442 the future.
1443
1444 * FILTER CHANGE / BUGFIX: the array that is passed as the first argument
1445 syndicated_post filters no longer is no longer backslash-escaped for
1446 MySQL when filters are called. This was originally a bug, or an
1447 oversight; the contents of the array should only be escaped for the
1448 database *after* they have gone through all filters. IF YOU HAVE WRITTEN
1449 ANY syndicated_post FILTERS THAT PRESUME THE OLD BEHAVIOR OF PASSING IN
1450 STRINGS THAT ARE ALREADY BACKSLASH-ESCAPED, UPDATE YOUR FILTERS
1451 ACCORDINGLY.
1452
1453 * OTHER MINOR BUGFIXES AND INTERNAL CHANGES: The internal architecture of
1454 FeedWordPress has been significantly changed to make the code more
1455 modular and clean; hopefully this should help reduce the number of
1456 compatibility updates that are needed, and make them easier and quicker
1457 when they are needed.
1458
1459 = 0.981 =
1460
1461 Version 0.981 is a narrowly targeted bugfix and compatibility release, whose
1462 main purpose is to resolve a major outstanding problem: the incompatibility
1463 between version 0.98 of WordPress and the recently released WordPress 2.1.
1464
1465 * WORDPRESS 2.1 COMPATIBILITY: FeedWordPress is now compatible with
1466 WordPress 2.1, as well as retaining its existing support for WordPress
1467 2.0 and 1.5. Incompatibilities that resulted in database warnings, fatal
1468 errors, and which prevented FeedWordPress from syndicating new posts,
1469 have been eliminated.
1470
1471 * RSS-FUNCTIONS.PHP RENAMED TO RSS.PHP: if you use the upgraded MagpieRSS
1472 replacement that's included with FeedWordPress, be sure to note that
1473 there are now *two* files to upload from the `OPTIONAL/wp-includes`
1474 subdirectory in order to carry out the upgrade: rss-functions.php and
1475 rss.php. **It is necessary to upload both files**, due to a change in
1476 the file naming scheme in WordPress 2.1, and it is necessary to do so
1477 whether you are using WordPress 2.1 or not. If you only upload the
1478 `rss-functions.php` file as in previous installations you will not have
1479 a working copy of MagpieRSS; the rss.php file contains the actual code.
1480
1481 * DATE BUG AFFECTING SOME PHP INSTALLATIONS RESOLVED: due to a subtle bug
1482 in parse_w3cdtf(), some installations of PHP encountered problems with
1483 FeedWordPress's attempt to date posts, which would cause some new posts
1484 on Atom feeds to be dated as if they had apppeared in 1969 or 1970
1485 (thus, effectively, never appearing on front page at all). This bug in
1486 the date handling should now be fixed.
1487
1488 * PHP <?=...?> SHORT FORM ELIMINATED: some installations of PHP do not
1489 allow the <?=...?> short form for printing PHP values, which was used
1490 extensively in the FeedWordPress interface code. Since this could cause
1491 fatal errors for users with the wrong installation of PHP, the short
1492 form has been replaced with full PHP echo statements, and is no longer
1493 used in FeedWordPress.
1494
1495 * BETTER USER INTERFACE INTEGRATION WITH WORDPRESS 2.x: Some minor changes
1496 have been made to help the FeedWordPress interface pages blend in better
1497 with the user interface when running under WordPress 2.x.
1498
1499 * GLOBAL CATEGORIES BUG RESOLVED: a bug that prevented some users from
1500 setting one or more categories to apply to syndicated posts from all
1501 feeds (using the checkbox interface under Options --> Syndication) has
1502 been resolved.
1503
1504 = 0.98 =
1505
1506 * WORDPRESS 2.0 COMPATIBILITY: This is a narrowly-targeted release to
1507 solve a major outstanding problem. FeedWordPress is now compatible with
1508 both WordPress 1.5 and WordPress 2.0. Incompatibilities that caused
1509 fatal SQL errors, and a more subtle bug with off-kilter counts of posts
1510 under a given category, have been resolved. FeedWordPress tests for
1511 database schema using the global $wp_db_version variable (if null, then
1512 we presume that we're dealing with WordPress 1.5).
1513
1514 NOTE: I have **not** fully tested FeedWordPress with WordPress 2.0.
1515 Further testing may reveal more bugs. However, you should now be able
1516 to get at least basic FeedWordPress functionality up and running.
1517
1518 * AUTHOR MATCHING: FeedWordPress tests several fields to see if it can
1519 identify the author of the post as a user already in the WordPress user
1520 database. In previous versions, it tested the user login, the nickname,
1521 and tested for "aliases" listed in the Profile (see documentation). FWP
1522 now also matches authors on the basis of e-mail address (*if* an e-mail
1523 address is present). This is particularly helpful for formats such as
1524 RSS 2.0, in which authors are primarily identified by e-mail addresses.
1525
1526 = 0.97 =
1527
1528 * INSTALLATION PROCEDURE: Some of the changes between 0.96 and 0.97
1529 require upgrades to the meta-data stored by FeedWordPress to work
1530 properly. Thus, if you are upgrading from 0.96 or earlier to 0.97, most
1531 FeedWordPress operations (including updates and template functions)
1532 WILL BE DISABLED until you run the upgrade procedure. Fortunately,
1533 running the upgrade procedure is easy: just go to either Options -->
1534 Syndication or Links --> Syndicated in the WordPress Dashboard and press
1535 the button.
1536
1537 * FEED FORMAT SUPPORT: Support has been added for the Atom 1.0 IETF
1538 standard. Several other elements are also newly supported
1539 (dcterms:created, dcterms:issued, dcterms:modified, dc:identifier,
1540 proper support for the RSS 2.0 guid element, the RSS 2.0 author element,
1541 the use of Atom author or Dublin Core dc:creator constructs at the feed
1542 level to identify the author of individual items, etc.)
1543
1544 N.B.: full support of several Atom 1.0 features, such as categories
1545 and enclosures, requires you to install the optional rss-functions.php
1546 upgrade in your wp-includes directory.
1547
1548 * BUG FIX: Running `update-feeds.php` from command line or crontab
1549 returned "I don't syndicate..." errors. It turns out that WordPress
1550 sometimes tramples on the internal PHP superglobals that I depended on
1551 to determine whether or not the script was being invoked from the
1552 command line. This has been fixed (the variables are now checked
1553 *before* WordPress can trample them). Note that `update-feeds.php` has
1554 been thoroughly overhauled anyway; see below for details.
1555
1556 * BUG FIX: Duplicate categories or author names. Fixed two bugs that could
1557 create duplicate author and/or category names when the name contained
1558 either (a) certain international characters (causing a mismatch between
1559 MySQL and PHP's handling of lowercasing text), or (b) characters that
1560 have a special meaning in regular expressions (causing MySQL errors when
1561 looking for the author or category due to regexp syntax errors). These
1562 should now be fixed thanks to careful escaping of names that go into
1563 regular expressions and careful matching of lowercasing functions
1564 (comparing results from PHP only to other results from PHP, and results
1565 from MySQL only to other results from MySQL).
1566
1567 * BUG FIX: Items dated December 31, 1969 should appear less often. The
1568 function for parsing W3C date-time format dates that ships with
1569 MagpieRSS can only correctly parse fully-specified dates with a
1570 fully-specified time, but valid W3C date-time format dates may omit the
1571 time, the day of the month, or even the month. Some feeds in the wild
1572 date their items with coarse-grained dates, so the optional
1573 `rss-functions.php` upgrade now includes a more flexible parse_w3cdtf()
1574 function that will work with both coarse-grained and fully-specified
1575 dates. (If parts of the date or the time are omitted, they are filled in
1576 with values based on the current time, so '2005-09-10' will be dated to
1577 the current time on that day; '2004' will be dated to this day and time
1578 one year ago.
1579
1580 N.B.: This fix is only available in the optional `rss-functions.php`
1581 upgrade.
1582
1583 * BUG FIX: Evil use of HTTP GET has been undone. The WordPress interface
1584 is riddled with inappropriate (non-idempotent) uses of HTTP GET queries
1585 (ordinary links that make the server do something with significant
1586 side-effects, such as deleting a post or a link from the database).
1587 FeedWordPress did some of this too, especially in places where it aped
1588 the WordPress interface (e.g. the "Delete" links in Links -->
1589 Syndicated). That's bad business, though. I've changed the interface so
1590 that all the examples of improper side-effects that I can find now
1591 require an HTTP POST to take effect. I think I got pretty much
1592 everything; if there's anything that I missed, let me know.
1593
1594 Further reading: [Sam Ruby 2005-05-06: This Stuff Matters](http://www.intertwingly.net/blog/2005/05/06/This-Stuff-Matters)
1595
1596 * BUG FIX: Categories applied by `cats` setting should no longer prevent
1597 category-based filtering from working. In FeedWordPress, you can (1)
1598 apply certain categories to all syndicated posts, or all posts from
1599 a particular feed; and (2) filter out all posts that don't match one
1600 of the categories that are already in the WordPress database (allowing
1601 for simple category-based filtering; just load up WordPress with the
1602 categories you want to accept, and then tell FeedWordPress not to create
1603 new ones). However, the way that (1) and (2) were implemented meant that
1604 you couldn't effectively use them together; once you applied a known
1605 category to all syndicated posts from a particular feed, it meant that
1606 they'd have at least one familiar category (the category or categories
1607 you were applying), and that would get all posts past the filter no
1608 matter what categories they were originally from.
1609
1610 Well, no longer. You can still apply categories to all syndicated posts
1611 (using either Syndication --> Options, or the feed-level settings under
1612 Links --> Syndicated). But these categories are not applied to the post
1613 until *after* it has already passed by the "familiar categories" filter.
1614 So now, if you want, you can do category filtering and *then* apply as
1615 many categories as you please to all and only posts that pass the filter.
1616
1617 * BUG FIX: Other minor typos and HTML gaffes were fixed along the way.
1618
1619 * PERFORMANCE: get_feed_meta() no longer hits the database for information
1620 on every call; it now caches link data in memory, so FeedWordPress only
1621 goes to the database once for each syndicated link. This may
1622 substantially improve performance if your database server resources
1623 are tight and your templates make a lot of use of custom settings from
1624 get_feed_meta().
1625
1626 * API CHANGE: Link ID numbers, rather than RSS URIs, are now used to
1627 identify the feed from which a post is syndicated when you use template
1628 functions such as get_feed_meta(). The practical upshot of this is you
1629 can switch feeds, or change the feed address for a particular syndicated
1630 site, without breaking your templates for all the posts that were
1631 syndicated from the earlier URI.
1632
1633 * API CHANGE: if you have plugins or templates that make use of the
1634 get_feed_meta() function or the $fwp_feedmeta global, note that the
1635 data formerly located under the `uri` and `name` fields is now located
1636 under the `link/uri` field and the `link/name` field, respectively. Note
1637 also that you can access the link ID number for any given feed under the
1638 global $fwp_feedmeta['link/id'] (in plugins) or
1639 get_feed_meta('link/id') (in a template in post contexts).
1640
1641 * FEATURE: the settings for individual feeds can now be edited using a
1642 humane interface (where formerly you had to tweak key-value pairs in the
1643 Link Notes section). To edit settings for a feed, pick the feed that you
1644 want under Links --> Syndicated and click the Edit link.
1645
1646 * FEATURE: The "Unsubscribe" button (formerly "Delete") in Links -->
1647 Syndicated now offers three options for unsubscribing from a feed: (1)
1648 turning off the subscription without deleting the feed data or affecting
1649 posts that were syndicated from the feed (this works by setting the Link
1650 for the feed as "invisible"); (2) deleting the feed data and all of the
1651 posts that were syndicated from the feed; or (3) deleting the feed data
1652 and *keeping* the posts that were syndicated from the feed
1653 setting the Link to "Invisible" (meaning that it will not be displayed
1654 in lists of the site links on the front page, and it won't be checked
1655 for updates; (2) deleting the Link and all of the posts that were
1656 syndicated from its feed; or (3) deleting the feed data but keeping the
1657 posts that were syndicated (which will henceforward be treated as if
1658 they were local rather than syndicated posts). (Note that (1) is usually
1659 the best option for aggregator sites, unless you want to clean up the
1660 results of an error or a test.)
1661
1662 * FEATURE / BUG FIX: If you have been receiving mysterious "I don't
1663 syndicate...", or "(local) HTTP status code was not 200", or "(local)
1664 transport error - could not open socket", or "parse error - not well
1665 formed" errors, then this update may solve your problems, and if it does
1666 *not* solve them, it will at least make the reasons for the problems
1667 easier to understand. That's because I've overhauled the way that
1668 FeedWordPress goes about updating feeds.
1669
1670 If you use the command-line PHP scripting method to run scheduled
1671 updates, then not much should change for you, except for fewer
1672 mysterious errors. If you have done updates by sending periodic HTTP
1673 requests to <http://your-blog.com/path/wp-content/update-feeds.php>,
1674 then the details have changed somewhat; mostly in such a way as to make
1675 things easier on you. See the README file or online documentation on
1676 Staying Current for the details.
1677
1678 * FEATURE: FeedWordPress now features a more sophisticated system for
1679 timed updates. Instead of polling *every* subscribed feed for updates
1680 *each* time `update-feeds.php` is run, FeedWordPress now keeps track of
1681 the last time it polled each feed, and only polls them again after a
1682 certain period of time has passed. The amount of time is normally set
1683 randomly for each feed, in a period between 30 minutes and 2 hours (so
1684 as to stagger updates over time rather than polling all of the feeds at once. However, the length of time between updates can also be set
1685 directly by the feed, which brings us to ...
1686
1687 * FEATURE: FeedWordPress now respects the settings in the `ttl` and
1688 Syndication Module RSS elements. Feeds with these elements set will not
1689 be polled any more frequently than they indicate with these feeds unless
1690 the user manually forces FeedWordPress to poll the feed (see Links -->
1691 Syndicated --> Edit settings).
1692
1693 = 0.96 =
1694
1695 * FEATURE: support has been added for enclosures in RSS 2.0 and Atom
1696 0.6+ newsfeeds. WordPress already supports adding enclosures to an
1697 item; FeedWordPress merely gets the information on the enclosure
1698 from the feed it is syndicating and plugs that information directly
1699 into the WordPress database so that (among other things) that post
1700 will have its enclosure listed in your blog's RSS 2 newsfeed.
1701
1702 Note that enclosure support requires using the optional MagpieRSS
1703 upgrade (i.e., replacing your `wp-includes/rss-functions.php` with
1704 `OPTIONAL/wp-includes/rss-functions.php` from the FWP archive)
1705
1706 * FEATURE: for completeness's sake, there is now a feed setting,
1707 `hardcode url`, that allows you to set the URI for the front page
1708 of a contributor's website manually (that is, prevent it from being
1709 automatically updated from the feed channel link on each update). To
1710 set the URI manually, put a line like this in the Link Notes section
1711 of a feed:
1712
1713 hardcode url: yes
1714
1715 You can also instruct FeedWordPress to use hardcoded URIs by default
1716 on all feeds using Options --> Syndication
1717
1718 * FEATURE: by default, when FeedWordPress finds new syndicated posts,
1719 it (1) publishes them immediately, (2) turns comments off, and (3)
1720 turns trackback / pingback pings off. You can now alter all three
1721 default behaviors (e.g., to allow pings on syndicated posts, or to
1722 send newly-syndicated posts to the draft pile for moderation) using
1723 Options --> Syndication
1724
1725
1726 = From 0.91 to 0.95 =
1727
1728 * BUG FIX: Fixed an obscure bug in the handling of categories:
1729 categories with trailing whitespace could cause categories with
1730 duplicate names to be created. This no longer happens. While I was
1731 at it I tightened up the operation of
1732 FeedWordPress::lookup_categories() a bit in general.
1733
1734 * FEATURE DEPRECATED: the feed setting `hardcode categories` is now
1735 deprecated in favor of `unknown categories` (see below), which
1736 allows you to strip off any syndication categories not already in
1737 your database using `unknown categories: default` or `unknown
1738 categories: filter`. If you have `hardcode categories: yes` set on a
1739 feed, this will be treated as `unknown categories: default` (i.e.,
1740 no new categories will be added, but if a post doesn't match any of
1741 the categories it will be added in the default category--usually
1742 "Uncategorized" or "General").
1743
1744 * FEATURE: You can now set global defaults as to whether or not
1745 FeedWordPress will update the Link Name and Link Description
1746 settings for feeds automatically from the feed title and feed
1747 tagline. (By default, it does, as it has in past versions.) Whether
1748 this behavior is turned on or off, you can still override the
1749 default behavior using feed settings of `hardcode name: yes`,
1750 `hardcode name: no`, `hardcode description: yes`, or `hardcode
1751 description: no`.
1752
1753 * FEATURE: Users can now provide one or several "aliases" for an
1754 author, just as they can for a category. For example, to make
1755 FeedWordPress treat posts by "Joseph Cardinal Ratzinger" and "Pope
1756 Benedict XVI" as by the same author, edit the user profile for Pope
1757 Benedict XVI and add a line like this to the "User profile" field:
1758
1759 a.k.a.: Joseph Cardinal Ratzinger
1760
1761 You can add several aliases, each on a line by itself. You can also
1762 add any other text you like to the Profile without interfering with
1763 the aliases.
1764
1765 * FEATURE: Users can now choose how to handle syndicated posts that
1766 are in unfamiliar categories or by unfamiliar authors (i.e.,
1767 categories or authors whose names are not yet in the WordPress
1768 database). By default, FeedWordPress will (as before) create a new
1769 category (or new author) and use it for the current post and any
1770 future posts. This behavior can be changed, either for all feeds or
1771 for one or another particular feed.
1772
1773 There are now three different options for an unfamiliar author: (1)
1774 FeedWordPress can create a new author account and attribute the
1775 syndicated post to the new account; (2) FeedWordPress can attribute
1776 the post to an author if the author's name is familiar, and to a
1777 default author (currently, this means the Site Administrator
1778 account) if it is not; (3) FeedWordPress can drop posts by
1779 unfamiliar authors and syndicate only posts by authors who are
1780 already in the database.
1781
1782 There are, similarly, two different options for an unfamiliar
1783 category: (1) FeedWordPress can create new categories and place the
1784 syndicated post in them; (2) FeedWordPress can drop the unfamiliar
1785 categories and place syndicated posts only in categories that it is
1786 already familiar with. In addition, FeedWordPress 0.95 lets you
1787 choose whether posts that are in *no* familiar categories should be
1788 syndicated (and placed in the default category for the blog) or
1789 simply dropped.
1790
1791 You can set the default behavior for both authors and categories
1792 using the settings in Options --> Syndication. You can also set
1793 different behavior for specific feeds by adding the `unfamiliar
1794 author` and / or `unfamiliar categories` settings to the Link Notes
1795 section of a feed:
1796
1797 unfamiliar author: (create|default|filter)
1798 unfamiliar categories: (create|default|filter)
1799
1800 A setting of `unfamiliar author: create` will make FeedWordPress
1801 create new authors to match unfamiliar author names *for this feed
1802 alone*. A setting of `unfamiliar author: default` will make it
1803 assign posts from unfamiliar authors to the default user account. A
1804 setting of `unfamiliar author: filter` will cause all posts (from
1805 this feed alone) to be dropped unless they are by an author already
1806 listed in the database. Similiarly, `unfamiliar categories: create`
1807 will make FeedWordPress create new categories to match unfamiliar
1808 category names *for this feed alone*; `unfamiliar categories:
1809 default` will cause it to drop any unfamiliar category names; and
1810 `unfamiliar categories: filter` will cause it to *both* drop any
1811 unfamiliar category names *and* to only syndicate posts that are
1812 placed in one or more familiar categories.
1813
1814 These two new features allow users to do some coarse-grained
1815 filtering without having to write a PHP filter. Specifically, they
1816 offer an easy way for you to filter feeds by category or by author.
1817 Suppose, for example, that you only wanted to syndicate posts that
1818 your contributors place in the "Llamas" category. You could do so by
1819 setting up your installation of WordPress so that the only category
1820 in the database is "Llamas," and then use Options --> Syndication to
1821 set "Unfamiliar categories" to "don't create new categories and
1822 don't syndicate posts unless they match at least one familiar
1823 category". Now, when you update, only posts in the "Llamas" category
1824 will be syndicated by FeedWordPress.
1825
1826 Similarly, if you wanted to filter one particular feed so that only
1827 posts by (for example) the author "Earl J. Llama" were syndicated to
1828 your site, you could do so by creating a user account for Earl J.
1829 Llama, then adding the following line to the settings for the feed
1830 in Link Notes:
1831
1832 unfamiliar author: filter
1833
1834 This will cause any posts from this feed that are not authored by
1835 Earl J. Llama to be discarded, and only the posts by Earl J. Llama
1836 will be syndicated. (If the setting is used on one specific feed, it
1837 will not affect how posts from other feeds are syndicated.)
1838
1839 == License ==
1840
1841 The FeedWordPress plugin is copyright © 2005-2010 by Charles Johnson. It uses
1842 code derived or translated from:
1843
1844 - [wp-rss-aggregate.php][] by [Kellan Elliot-McCrea](kellan@protest.net)
1845 - [MagpieRSS][] by [Kellan Elliot-McCrea](kellan@protest.net)
1846 - [Ultra-Liberal Feed Finder][] by [Mark Pilgrim](mark@diveintomark.org)
1847 - [WordPress Blog Tool and Publishing Platform](http://wordpress.org/)
1848
1849 according to the terms of the [GNU General Public License][].
1850
1851 This program is free software; you can redistribute it and/or modify it under
1852 the terms of the [GNU General Public License][] as published by the Free
1853 Software Foundation; either version 2 of the License, or (at your option) any
1854 later version.
1855
1856 This program is distributed in the hope that it will be useful, but WITHOUT ANY
1857 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
1858 PARTICULAR PURPOSE. See the GNU General Public License for more details.
1859
1860 [wp-rss-aggregate.php]: http://laughingmeme.org/archives/002203.html
1861 [MagpieRSS]: http://magpierss.sourceforge.net/
1862 [HTTP Navigator 2]: http://www.keyvan.net/2004/11/16/http-navigator/
1863 [Ultra-Liberal Feed Finder]: http://diveintomark.org/projects/feed_finder/
1864 [GNU General Public License]: http://www.gnu.org/copyleft/gpl.html
1865
1866