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<?php |
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/* This file is part of the wp-forecast plugin for wordpress */ |
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|
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/* Copyright 2006-2009 Hans Matzen (email : webmaster at tuxlog dot de) |
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|
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This program is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 2 of the License, or |
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(at your option) any later version. |
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|
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License |
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along with this program; if not, write to the Free Software |
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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*/ |
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|
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if (!function_exists('fetchURL')) { |
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|
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// |
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// this function fetches an url an returns it as one whole string |
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// |
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function fetchURL($url) |
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{ |
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pdebug(1,"Start of fetchURL ()"); |
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|
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// get timeout parameter |
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$timeout = get_option("wp-forecast-timeout"); |
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if ( $timeout =="") |
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$timeout = 10; |
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|
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|
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if ( function_exists("wp_remote_request") ) { |
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pdebug(1,"Using wp_remote_request"); |
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|
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// switch to wp-forecast transport |
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switch_wpf_transport(true); |
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|
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$wprr_args = array( |
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'timeout' => $timeout, |
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'decompress' => false, |
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'headers' => array( |
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'Connection' => 'Close', |
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'Accept' => '*/*' |
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) |
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); |
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|
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|
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// use generic wordpress function to retrieve data |
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$s = time(); |
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$resp = wp_remote_request($url, $wprr_args); |
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$e = time(); |
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|
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if ( is_wp_error($resp) ) |
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$blen = "-1"; |
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else |
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$blen = strlen( $resp['body'] ); |
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|
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pdebug(1,"Fetch took ".(int) ($e-$s) . " seconds and got ".$blen." Bytes."); |
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|
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// switch to wp-forecast transport |
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switch_wpf_transport(false); |
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|
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if ( is_wp_error($resp) ) { |
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$errcode = $resp->get_error_code(); |
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$errmesg = $resp->get_error_message($errcode); |
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|
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$erg="<ADC_DATABASE><FAILURE>Connection Error:".$errcode . "<br/>"; |
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$erg .= $errmesg ."</FAILURE></ADC_DATABASE>\n"; |
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} else |
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$erg = $resp['body']; |
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|
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|
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} else { |
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pdebug(1,"Using build in fsockopen method"); |
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// fallback to old fsockopen variant |
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$url_parsed = parse_url($url); |
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$host = $url_parsed["host"]; |
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if (!isset($url_parsed["port"])) |
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$port = 80; |
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else |
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$port = $url_parsed["port"]; |
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|
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$path = $url_parsed["path"]; |
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if ($url_parsed["query"] != "") $path .= "?" . $url_parsed["query"]; |
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$out = "GET $path HTTP/1.0\r\nHost: $host\r\n\r\n"; |
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// open connection |
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$fp = @fsockopen($host, $port, $errno, $errstr, $timeout); |
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|
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$erg = ""; |
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if ($fp) { |
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// set timeout for reading |
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stream_set_timeout($fp, $timeout); |
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// send request |
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fwrite($fp, $out); |
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$body = false; |
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// read answer |
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while (!feof($fp)) { |
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$s = fgets($fp, 1024); |
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if ($body) $erg .= $s; |
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if ($s == "\r\n") $body = true; |
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} |
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// close connection |
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fclose($fp); |
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} else { |
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// error handling |
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$erg="<ADC_DATABASE><FAILURE>Connection Error:".$errno. " >> ". $errstr ."</FAILURE></ADC_DATABASE>\n"; |
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} |
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} |
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|
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// workaround for bug in decompress function, class wp_http in wp 2.9 |
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$derg = @gzinflate($erg); |
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if ($derg !== false) |
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$erg = $derg; |
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|
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pdebug(1,"End of fetchURL ()"); |
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|
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return $erg; |
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} |
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|
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|
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// |
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// converts the given wind parameters into a suitable windstring |
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// |
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function windstr($metric,$wspeed,$windunit) |
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{ |
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pdebug(2,"Start of windstr ()"); |
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|
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// if its mph convert it to m/s |
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if ($metric != 1) |
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$wspeed = round($wspeed * 0.44704,0); |
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|
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// convert it to selected unit |
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switch ($windunit) { |
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case "ms": |
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$wunit="m/s"; |
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break; |
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case "kmh": |
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$wspeed=round($wspeed*3.6,0); |
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$wunit="km/h"; |
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break; |
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case "mph": |
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$wspeed=round($wspeed*2.23694,0); |
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$wunit="mph"; |
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break; |
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case "kts": |
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$wspeed=round($wspeed*1.9438,0); |
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$wunit="kts"; |
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break; |
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} |
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|
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pdebug(2,"End of windstr ()"); |
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|
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return $wspeed." ".$wunit; |
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} |
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|
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|
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function get_wpf_opts($wpfcid) |
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{ |
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pdebug(1,"Start of get_wpf_opts ($wpfcid)"); |
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|
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$av=array(); |
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$opt = get_option("wp-forecast-opts".$wpfcid); |
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if (! empty($opt)) |
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{ |
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// get widget options from database |
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$av=unserialize($opt); |
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} |
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else if (get_option("wp-forecast-location".$wpfcid) !="" ) |
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{ |
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// get old widget options from database |
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$av['service'] = get_option("wp-forecast-service".$wpfcid); |
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$av['apikey1'] = get_option("wp-forecast-apikey1".$wpfcid); |
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$av['apikey2'] = get_option("wp-forecast-apikey2".$wpfcid); |
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$av['location'] = get_option("wp-forecast-location".$wpfcid); |
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$av['locname'] = get_option("wp-forecast-locname".$wpfcid); |
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$av['refresh'] = get_option("wp-forecast-refresh".$wpfcid); |
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$av['metric'] = get_option("wp-forecast-metric".$wpfcid); |
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$av['wpf_language'] = get_option("wp-forecast-language".$wpfcid); |
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$av['daytime'] = get_option("wp-forecast-daytime".$wpfcid); |
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$av['nighttime'] = get_option("wp-forecast-nighttime".$wpfcid); |
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$av['dispconfig'] = get_option("wp-forecast-dispconfig".$wpfcid); |
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$av['windunit'] = get_option("wp-forecast-windunit".$wpfcid); |
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$av['currtime'] = get_option("wp-forecast-currtime".$wpfcid); |
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$av['timeoffset'] = get_option("wp-forecast-timeoffset".$wpfcid); |
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$av['title'] = get_option("wp-forecast-title".$wpfcid); |
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// replace old options by new one row option |
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add_option("wp-forecast-opts".$wpfcid,serialize($av)); |
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// remove old options from database |
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delete_option("wp-forecast-location".$wpfcid); |
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delete_option("wp-forecast-locname".$wpfcid); |
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delete_option("wp-forecast-refresh".$wpfcid); |
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delete_option("wp-forecast-metric".$wpfcid); |
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delete_option("wp-forecast-language".$wpfcid); |
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delete_option("wp-forecast-daytime".$wpfcid); |
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delete_option("wp-forecast-nighttime".$wpfcid); |
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delete_option("wp-forecast-dispconfig".$wpfcid); |
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delete_option("wp-forecast-windunit".$wpfcid); |
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delete_option("wp-forecast-currtime".$wpfcid); |
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delete_option("wp-forecast-title".$wpfcid); |
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delete_option("wp-forecast-service".$wpfcid); |
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delete_option("wp-forecast-apikey1".$wpfcid); |
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delete_option("wp-forecast-apikey2".$wpfcid); |
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} |
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else |
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{ |
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$av=array(); |
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} |
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|
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// add expire options |
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$av['expire']=get_option("wp-forecast-expire".$wpfcid); |
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|
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// add generic options |
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$av['fc_date_format']=get_option("date_format"); |
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$av['fc_time_format']=get_option("time_format"); |
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$av['xmlerror']=""; |
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|
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// set static uris for each provider |
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//$av['BASE_URI']="http://host1/accuweather/weather_data.php?"; // for testing |
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$av['ACCU_LOC_URI']="http://forecastfox.accuweather.com/adcbin/forecastfox/locate_city.asp?location="; |
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$av['ACCU_BASE_URI']="http://forecastfox.accuweather.com/adcbin/forecastfox/weather_data.asp?"; |
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|
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$av['BUG_LOC_URI']="http://#apicode#.api.wxbug.net/getLocationsXML.aspx?ACode=#apicode#&SearchString="; |
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//$av['BUG_STAT_URI']="http://#apicode#.api.wxbug.net/getStationsXML.aspx?ACode=#apicode#&cityCode="; |
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$av['BUG_BASE_URI']="http://#apicode#.api.wxbug.net/getLiveWeatherRSS.aspx?ACode=#apicode#&cityCode="; |
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$av['BUG_FORC_URI']="http://#apicode#.api.wxbug.net/getForecastRSS.aspx?ACode=#apicode#&cityCode="; |
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|
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pdebug(1,"End of get_wpf_opts ()"); |
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|
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return $av; |
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} |
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|
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|
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// |
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// build the url from the parameters and fetch the weather-data |
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// return it as one long string |
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// |
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function get_weather($uri,$loc,$metric) |
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{ |
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pdebug(1,"Start of get_weather ()"); |
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|
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$url=$uri . "location=" . urlencode($loc) . "&metric=" . |
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$metric; |
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|
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$xml = fetchURL($url); |
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|
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pdebug(1,"End of get_weather ()"); |
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|
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return $xml; |
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} |
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|
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// |
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// just return the css link |
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// this function is called via the wp_head hook |
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// |
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function wp_forecast_css($wpfcid="A") |
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{ |
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pdebug(1,"Start of function wp_forecast_css ()"); |
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|
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$def = "wp-forecast-default.css"; |
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$user = "wp-forecast.css"; |
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|
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if (file_exists( WP_PLUGIN_DIR . "/wp-forecast/" . $user)) |
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$def =$user; |
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|
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$plugin_url = plugins_url("wp-forecast/"); |
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|
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echo '<link rel="stylesheet" id="wp-forecast-css" href="'. $plugin_url . $def . '" type="text/css" media="screen" />' ."\n"; |
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|
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|
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|
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pdebug(1,"End of function wp_forecast_css ()"); |
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} |
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|
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|
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// |
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// just return the css link when not using wordpress |
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// this function is called when showing widget directly via wp-forecast-show.php |
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// |
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function wp_forecast_css_nowp($wpfcid="A") |
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{ |
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pdebug(1,"Start of function wp_forecast_css_nowp ()"); |
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|
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$def = "wp-forecast-default-nowp.css"; |
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$user = "wp-forecast-nowp.css"; |
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|
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if (file_exists( WP_PLUGIN_DIR . "/wp-forecast/" . $user)) |
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$def =$user; |
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|
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$plugin_url = plugins_url("wp-forecast/"); |
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|
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echo '<link rel="stylesheet" id="wp-forecast-nowp-css" href="'. $plugin_url . $def . '" type="text/css" media="screen" />' ."\n"; |
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|
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pdebug(1,"End of function wp_forecast_css_nowp ()"); |
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} |
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|
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|
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// |
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// little debug output routine |
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// |
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function pdebug($level,$dstr) |
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{ |
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global $wpf_debug; |
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if ($wpf_debug >= $level) |
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echo $dstr."<br />\n"; |
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} |
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|
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// |
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// returns the number's widget id used with wp-forecast |
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// maximum is 999999 :-) |
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// |
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function get_widget_id($number) |
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{ |
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// if negative take the first id |
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if ($number < 0 ) |
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return "A"; |
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|
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// the first widgets use chars above we go with 0 padded numbers |
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if ( $number <= 25 ) |
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return substr("ABCDEFGHIJKLMNOPQRSTUVWXYZ",$number,1); |
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else |
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return str_pad($number, 6, "0", STR_PAD_LEFT); |
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} |
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|
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// |
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// function tries to determine the icon path for icon number ino |
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// |
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function find_icon($ino) |
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{ |
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$path = ABSPATH . "wp-content/plugins/wp-forecast/icons/".$ino; |
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$ext=".gif"; |
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|
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if ( file_exists($path.".gif") ) |
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$ext= ".gif"; |
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else if ( file_exists($path.".png") ) |
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$ext= ".png"; |
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else if ( file_exists($path.".jpg") ) |
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$ext= ".jpg"; |
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else if ( file_exists($path.".GIF") ) |
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$ext= ".GIF"; |
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else if ( file_exists($path.".PNG") ) |
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$ext= ".PNG"; |
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else if ( file_exists($path.".JPG") ) |
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$ext= ".JPG"; |
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else if ( file_exists($path.".jpeg") ) |
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$ext= ".jpeg"; |
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else if ( file_exists($path.".JPEG") ) |
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$ext= ".JPEG"; |
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return $ino . $ext; |
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} |
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|
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function translate_winddir($wdir,$tdom) |
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{ |
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// translate winddir char by char |
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$winddir=""; |
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for ($i=0;$i<strlen($wdir);$i++) |
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$winddir=$winddir . __($wdir{$i},$tdom); |
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return $winddir; |
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} |
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|
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} |
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|
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/* |
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functions to check the wordpress transport methods |
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|
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if wpf selected transport option is set to empty, |
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then we are in probing mode and do not change the wordpress result |
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else we only keep alive what was selected via admin dialog |
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|
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*/ |
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|
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function wpf_check_fsockopen($use, $args = array()) |
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{ |
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$sel_transport = get_option("wp-forecast-wp-transport"); |
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if ( $sel_transport == "" || $sel_transport == "default" ) |
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return $use; |
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else if ( $sel_transport == "fsockopen" ) |
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return true; |
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else |
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return false; |
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} |
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|
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function wpf_check_fopen($use, $args = array()) |
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{ |
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$sel_transport = get_option("wp-forecast-wp-transport"); |
| 389 |
if ( $sel_transport == "" || $sel_transport == "default" ) |
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return $use; |
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else if ( $sel_transport == "fopen" ) |
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return true; |
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else |
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return false; |
| 395 |
} |
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|
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function wpf_check_streams($use, $args = array()) |
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{ |
| 399 |
$sel_transport = get_option("wp-forecast-wp-transport"); |
| 400 |
if ( $sel_transport == "" || $sel_transport == "default" ) |
| 401 |
return $use; |
| 402 |
else if ( $sel_transport == "streams" ) |
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return true; |
| 404 |
else |
| 405 |
return false; |
| 406 |
} |
| 407 |
|
| 408 |
function wpf_check_exthttp($use, $args = array()) |
| 409 |
{ |
| 410 |
$sel_transport = get_option("wp-forecast-wp-transport"); |
| 411 |
if ( $sel_transport == "" || $sel_transport == "default" ) |
| 412 |
return $use; |
| 413 |
else if ( $sel_transport == "exthttp" ) |
| 414 |
return true; |
| 415 |
else |
| 416 |
return false; |
| 417 |
} |
| 418 |
|
| 419 |
function wpf_check_curl($use, $args = array()) |
| 420 |
{ |
| 421 |
$sel_transport = get_option("wp-forecast-wp-transport"); |
| 422 |
if ( $sel_transport == "" || $sel_transport == "default" ) |
| 423 |
return $use; |
| 424 |
else if ( $sel_transport == "curl" ) |
| 425 |
return true; |
| 426 |
else |
| 427 |
return false; |
| 428 |
} |
| 429 |
|
| 430 |
// function to get the list of supported transports ignoring |
| 431 |
// any preset method |
| 432 |
function get_wp_transports() |
| 433 |
{ |
| 434 |
$tlist = array(); |
| 435 |
|
| 436 |
// remove but store selected transport |
| 437 |
$wp_transport = get_option("wp-forecast-wp-transport"); |
| 438 |
update_option("wp-forecast-wp-transport","default"); |
| 439 |
|
| 440 |
// get wordpress default transports |
| 441 |
$wplist = array(); |
| 442 |
|
| 443 |
if ( true === WP_Http_ExtHttp::test( array() ) ) |
| 444 |
$tlist[] = "exthttp"; |
| 445 |
|
| 446 |
if ( true === WP_Http_Fsockopen::test( array() ) ) |
| 447 |
$tlist[] = "fsockopen"; |
| 448 |
|
| 449 |
if ( true === WP_Http_Streams::test( array() ) ) |
| 450 |
$tlist[] = "streams"; |
| 451 |
|
| 452 |
// disabled fopen, since this class sends no headers |
| 453 |
//if ( true === WP_Http_Fopen::test( array() ) ) |
| 454 |
// $tlist[] = "fopen"; |
| 455 |
|
| 456 |
if ( true === WP_Http_Curl::test( array() ) ) |
| 457 |
$tlist[] = "curl"; |
| 458 |
|
| 459 |
|
| 460 |
// write back selected transport |
| 461 |
update_option("wp-forecast-wp-transport",$wp_transport); |
| 462 |
|
| 463 |
return $tlist; |
| 464 |
} |
| 465 |
|
| 466 |
// |
| 467 |
// function to turn on/off wp-forecast preselected transport |
| 468 |
// |
| 469 |
function switch_wpf_transport($sw) |
| 470 |
{ |
| 471 |
$wptrans = "default"; |
| 472 |
|
| 473 |
if ($sw == true) |
| 474 |
$wptrans = get_option("wp-forecast-pre-transport"); |
| 475 |
|
| 476 |
pdebug(1,"Setting preselected transport to ".$wptrans); |
| 477 |
update_option("wp-forecast-wp-transport",$wptrans); |
| 478 |
} |
| 479 |
?> |
| 480 |
|
