wp-forecast / examples / xml_parse_example.php

xml_parse_example.php in wp-forecast 3.0, at examples/xml_parse_example.php

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1	<?php
2
3	// start_element() - called for every start tag
4	function bug_start_element( $parser, $name, $attribute )
5	{
6	global $wpf_pstack,$wpf_go_ahead,$wpf_fc_daynumber,$wpf_weather;
7
8	$wpf_path_table =
9	array(
10	"/AWS:WEATHER/AWS:OB/AWS:STATION" => "city",
11	"/AWS:WEATHER/AWS:OB/AWS:COUNTRY" => "state",
12	"/AWS:WEATHER/AWS:OB/AWS:OB-DATE" => "time",
13	"/AWS:WEATHER/AWS:OB/AWS:LATITUDE" => "lat",
14	"/AWS:WEATHER/AWS:OB/AWS:LONGITUDE" => "lon",
15	"/AWS:WEATHER/AWS:OB/AWS:PRESSURE" => "pressure",
16	"/AWS:WEATHER/AWS:OB/AWS:TEMP" => "temperature",
17	"/AWS:WEATHER/AWS:OB/AWS:FEELS-LIKE" => "realfeel",
18	"/AWS:WEATHER/AWS:OB/AWS:HUMIDITY" => "humidity",
19	"/AWS:WEATHER/AWS:OB/AWS:CURRENT-CONDITION" => "weathertext",
20	"/AWS:WEATHER/AWS:OB/AWS:WIND-SPEED" => "windspeed",
21	"/AWS:WEATHER/AWS:OB/AWS:WIND-DIRECTION" => "winddirection",
22	"/AWS:WEATHER/AWS:OB/AWS:GUST-SPEED" => "wgusts",
23	"/AWS:WEATHER/AWS:OB/AWS:GUST-DIRECTION" => "wgustsdirection",
24	"/AWS:WEATHER/AWS:FORECASTS/DAY/OBSDATE" => "fc_obsdate",
25	"/AWS:WEATHER/AWS:FORECASTS/AWS:FORECAST/AWS:SHORT-PREDICTION" => "fc_dt_short",
26	"/AWS:WEATHER/AWS:FORECASTS/AWS:FORECAST/AWS:IMAGE" => "fc_dt_icon",
27	"/AWS:WEATHER/AWS:FORECASTS/AWS:FORECAST/AWS:HIGH" => "fc_dt_htemp",
28	"/AWS:WEATHER/AWS:FORECASTS/AWS:FORECAST/AWS:LOW" => "fc_dt_ltemp",
29	"/AWS:ERROR" => "failure"
30	);
31	// path adjustment
32	$wpf_pstack .= "/$name";
33
34	if (isset( $wpf_path_table[ $wpf_pstack])) {
35	$wpf_go_ahead = $wpf_path_table[$wpf_pstack];
36
37	if ($wpf_fc_daynumber != "0" and $wpf_fc_daynumber != "")
38	$wpf_go_ahead = $wpf_go_ahead . "_" . $wpf_fc_daynumber;
39	}
40	// for forecast days
41	if ($wpf_pstack=="/AWS:WEATHER/AWS:FORECASTS/AWS:FORECAST")
42	$wpf_fc_daynumber++;
43
44
45	switch ( $wpf_pstack ) {
46	// unit of temperature
47	case "/AWS:WEATHER/AWS:OB/AWS:TEMP":
48	$wpf_weather["un_temp"]=$attribute["UNITS"];
49	break;
50	// unit of speed
51	case "/AWS:WEATHER/AWS:OB/AWS:GUST-SPEED":
52	$wpf_weather["un_speed"]=$attribute["UNITS"];
53	break;
54	// unit of pressure
55	case "/AWS:WEATHER/AWS:OB/AWS:PRESSURE":
56	$wpf_weather["un_pres"]=$attribute["UNITS"];
57	break;
58	// get observation date
59	case "/AWS:WEATHER/AWS:OB/AWS:OB-DATE/AWS:YEAR":
60	$wpf_weather["time_year"]=$attribute["NUMBER"];
61	break;
62	case "/AWS:WEATHER/AWS:OB/AWS:OB-DATE/AWS:MONTH":
63	$wpf_weather["time_month"]=$attribute["NUMBER"];
64	break;
65	case "/AWS:WEATHER/AWS:OB/AWS:OB-DATE/AWS:DAY":
66	$wpf_weather["time_day"]=$attribute["NUMBER"];
67	break;
68	case "/AWS:WEATHER/AWS:OB/AWS:OB-DATE/AWS:HOUR":
69	$wpf_weather["time_hour"]=$attribute["HOUR-24"];
70	break;
71	case "/AWS:WEATHER/AWS:OB/AWS:OB-DATE/AWS:MINUTE":
72	$wpf_weather["time_minute"]=$attribute["NUMBER"];
73	break;
74	// get sunrise
75	case "/AWS:WEATHER/AWS:OB/AWS:SUNRISE/AWS:YEAR":
76	$wpf_weather["sunrise_year"]=$attribute["NUMBER"];
77	break;
78	case "/AWS:WEATHER/AWS:OB/AWS:SUNRISE/AWS:MONTH":
79	$wpf_weather["sunrise_month"]=$attribute["NUMBER"];
80	break;
81	case "/AWS:WEATHER/AWS:OB/AWS:SUNRISE/AWS:DAY":
82	$wpf_weather["sunrise_day"]=$attribute["NUMBER"];
83	break;
84	case "/AWS:WEATHER/AWS:OB/AWS:SUNRISE/AWS:HOUR":
85	$wpf_weather["sunrise_hour"]=$attribute["HOUR-24"];
86	break;
87	case "/AWS:WEATHER/AWS:OB/AWS:SUNRISE/AWS:MINUTE":
88	$wpf_weather["sunrise_minute"]=$attribute["NUMBER"];
89	break;
90	// get sunset
91	case "/AWS:WEATHER/AWS:OB/AWS:SUNSET/AWS:YEAR":
92	$wpf_weather["sunset_year"]=$attribute["NUMBER"];
93	break;
94	case "/AWS:WEATHER/AWS:OB/AWS:SUNSET/AWS:MONTH":
95	$wpf_weather["sunset_month"]=$attribute["NUMBER"];
96	break;
97	case "/AWS:WEATHER/AWS:OB/AWS:SUNSET/AWS:DAY":
98	$wpf_weather["sunset_day"]=$attribute["NUMBER"];
99	break;
100	case "/AWS:WEATHER/AWS:OB/AWS:SUNSET/AWS:HOUR":
101	$wpf_weather["sunset_hour"]=$attribute["HOUR-24"];
102	break;
103	case "/AWS:WEATHER/AWS:OB/AWS:SUNSET/AWS:MINUTE":
104	$wpf_weather["sunset_minute"]=$attribute["NUMBER"];
105	break;
106	case "/AWS:WEATHER/AWS:OB/AWS:CURRENT-CONDITION":
107	$wpf_weather["weathericon"] = $attribute['ICON'];
108	}
109	}
110
111	// end_element() - called for every end tag
112	function bug_end_element( $parser, $name )
113	{
114	global $wpf_pstack,$wpf_fc_daynumber;
115
116	// reduce xml path stack
117	$wpf_pstack = substr($wpf_pstack,0, strrpos($wpf_pstack,"/"));
118
119	}
120
121
122	// daten() - called for everey cdata
123	function bug_daten( $parser, $data )
124	{
125	global $wpf_weather,$wpf_go_ahead;
126
127	if ( strlen($wpf_go_ahead) > 0 )
128	{
129	$wpf_weather[$wpf_go_ahead]=$data;
130	$wpf_go_ahead = '';
131	}
132	}
133
134	//
135	// parses the xml for the paths in path_tabelle
136	//
137
138	function bug_xml_parser($xmlstring) {
139	global $wpf_weather,$wpf_pstack,$wpf_go_ahead,$wpf_fc_daynumber;
140
141	$wpf_weather=array();
142	$xmlerror="";
143
144	$wpf_pstack="";
145	$wpf_go_ahead = "";
146	$wpf_fc_daynumber="0";
147
148	// create an xml parser object
149	$parser = xml_parser_create();
150
151	// set parameters for xml parser
152	xml_parser_set_option( $parser, XML_OPTION_CASE_FOLDING, true );
153
154	// set handler for start and end-tags
155	xml_set_element_handler( $parser,"bug_start_element","bug_end_element");
156	// set handler for CDATA
157	xml_set_character_data_handler( $parser,"bug_daten");
158
159	// try to parse the xml
160	if( !xml_parse( $parser, $xmlstring,true ) )
161	{
162	// Error --> stop execution
163	$xmlerror="XML Fehler: " .
164	xml_error_string( xml_get_error_code( $parser ) ) . " in Zeile " .
165	xml_get_current_line_number( $parser )
166	;
167	}
168
169	// Vom XML-Parser belegten Speicher freigeben
170	xml_parser_free( $parser );
171
172	// check for error
173	if ($xmlerror!="")
174	$wpf_weather=array();
175	else {
176	// neutralize data from weatherbug
177	// obs time/date
178	$wpf_weather['time'] = $wpf_weather['time_month']."/".$wpf_weather['time_day']."/".$wpf_weather['time_year']." ".$wpf_weather['time_hour'].":".$wpf_weather['time_minute'];
179	unset($wpf_weather['time_month']);
180	unset($wpf_weather['time_day']);
181	unset($wpf_weather['time_year']);
182	unset($wpf_weather['time_hour']);
183	unset($wpf_weather['time_minute']);
184	// sunset time/date
185	$wpf_weather['sunset'] = $wpf_weather['sunset_month']."/".$wpf_weather['sunset_day']."/".$wpf_weather['sunset_year']." ".$wpf_weather['sunset_hour'].":".$wpf_weather['sunset_minute'];
186	unset($wpf_weather['sunset_month']);
187	unset($wpf_weather['sunset_day']);
188	unset($wpf_weather['sunset_year']);
189	unset($wpf_weather['sunset_hour']);
190	unset($wpf_weather['sunset_minute']);
191	// sunsrise time/date
192	$wpf_weather['sunrise'] = $wpf_weather['sunrise_month']."/".$wpf_weather['sunrise_day']."/".$wpf_weather['sunrise_year']." ".$wpf_weather['sunrise_hour'].":".$wpf_weather['sunrise_minute'];
193	unset($wpf_weather['sunrise_month']);
194	unset($wpf_weather['sunrise_day']);
195	unset($wpf_weather['sunrise_year']);
196	unset($wpf_weather['sunrise_hour']);
197	unset($wpf_weather['sunrise_minute']);
198
199	}
200	// and return result, empty array if error
201	return $wpf_weather;
202	}
203
204
205	// liest den Inhalt einer Datei in einen String
206	$filename = "examples/weather_bug_example.xml";
207	$handle = fopen ($filename, "r");
208	$contents1 = fread ($handle, filesize ($filename));
209	$filename = "examples/weather_bug_fc_example.xml";
210	$handle = fopen ($filename, "r");
211	$contents2 = fread ($handle, filesize ($filename));
212	fclose ($handle);
213
214	$erg1=bug_xml_parser($contents1);
215	$erg2=bug_xml_parser($contents2);
216	$erg = array_merge($erg2,$erg1);
217	//print_r($erg);
218
219
220
221	?>