Beispiel Abfrage Yahoo Weather fuer Zuerich
Dependencies: EthernetInterface mbed-rtos mbed spxml
Fork of HTTP_GET by
Mittels Yahoo Weather kann das aktuelle Wetter und eine Vorhersage für einen Bestimmten Ort abgefragt werden.
Links
Beispiel Abfrage Wetter in Zürich
Aufruf mittels curl:
curl http://query.yahooapis.com/v1/public/yql \ -d q="select * from weather.forecast where woeid=784794" -d format=xml
Antwort als XML von Yahoo:
<?xml version="1.0" encoding="UTF-8"?> <query xmlns:yahoo="http://www.yahooapis.com/v1/base.rng" yahoo:count="1" yahoo:created="2016-07-22T13:17:05Z" yahoo:lang="en-US"> <results> <channel> <yweather:units xmlns:yweather="http://xml.weather.yahoo.com/ns/rss/1.0" distance="mi" pressure="in" speed="mph" temperature="F" /> <title>Yahoo! Weather - Zurich, ZH, CH</title> <link>http://us.rd.yahoo.com/dailynews/rss/weather/Country__Country/*https://weather.yahoo.com/country/state/city-784794/</link> <description>Yahoo! Weather for Zurich, ZH, CH</description> <language>en-us</language> <lastBuildDate>Fri, 22 Jul 2016 03:17 PM CEST</lastBuildDate> <ttl>60</ttl> <yweather:location xmlns:yweather="http://xml.weather.yahoo.com/ns/rss/1.0" city="Zurich" country="Switzerland" region=" ZH" /> <yweather:wind xmlns:yweather="http://xml.weather.yahoo.com/ns/rss/1.0" chill="72" direction="150" speed="11" /> <yweather:atmosphere xmlns:yweather="http://xml.weather.yahoo.com/ns/rss/1.0" humidity="72" pressure="957.0" rising="0" visibility="16.1" /> <yweather:astronomy xmlns:yweather="http://xml.weather.yahoo.com/ns/rss/1.0" sunrise="5:54 am" sunset="9:10 pm" /> <image> <title>Yahoo! Weather</title> <width>142</width> <height>18</height> <link>http://weather.yahoo.com</link> <url>http://l.yimg.com/a/i/brand/purplelogo//uh/us/news-wea.gif</url> </image> <item> <title>Conditions for Zurich, ZH, CH at 02:00 PM CEST</title> <geo:lat xmlns:geo="http://www.w3.org/2003/01/geo/wgs84_pos#">47.38427</geo:lat> <geo:long xmlns:geo="http://www.w3.org/2003/01/geo/wgs84_pos#">8.52959</geo:long> <link>http://us.rd.yahoo.com/dailynews/rss/weather/Country__Country/*https://weather.yahoo.com/country/state/city-784794/</link> <pubDate>Fri, 22 Jul 2016 02:00 PM CEST</pubDate> <yweather:condition xmlns:yweather="http://xml.weather.yahoo.com/ns/rss/1.0" code="39" date="Fri, 22 Jul 2016 02:00 PM CEST" temp="72" text="Scattered Showers" /> <yweather:forecast xmlns:yweather="http://xml.weather.yahoo.com/ns/rss/1.0" code="4" date="22 Jul 2016" day="Fri" high="77" low="66" text="Thunderstorms" /> <yweather:forecast xmlns:yweather="http://xml.weather.yahoo.com/ns/rss/1.0" code="47" date="23 Jul 2016" day="Sat" high="76" low="64" text="Scattered Thunderstorms" /> <yweather:forecast xmlns:yweather="http://xml.weather.yahoo.com/ns/rss/1.0" code="39" date="24 Jul 2016" day="Sun" high="78" low="63" text="Scattered Showers" /> <yweather:forecast xmlns:yweather="http://xml.weather.yahoo.com/ns/rss/1.0" code="47" date="25 Jul 2016" day="Mon" high="77" low="64" text="Scattered Thunderstorms" /> <yweather:forecast xmlns:yweather="http://xml.weather.yahoo.com/ns/rss/1.0" code="47" date="26 Jul 2016" day="Tue" high="75" low="64" text="Scattered Thunderstorms" /> <yweather:forecast xmlns:yweather="http://xml.weather.yahoo.com/ns/rss/1.0" code="4" date="27 Jul 2016" day="Wed" high="75" low="61" text="Thunderstorms" /> <yweather:forecast xmlns:yweather="http://xml.weather.yahoo.com/ns/rss/1.0" code="30" date="28 Jul 2016" day="Thu" high="76" low="60" text="Partly Cloudy" /> <yweather:forecast xmlns:yweather="http://xml.weather.yahoo.com/ns/rss/1.0" code="30" date="29 Jul 2016" day="Fri" high="79" low="59" text="Partly Cloudy" /> <yweather:forecast xmlns:yweather="http://xml.weather.yahoo.com/ns/rss/1.0" code="39" date="30 Jul 2016" day="Sat" high="80" low="58" text="Scattered Showers" /> <yweather:forecast xmlns:yweather="http://xml.weather.yahoo.com/ns/rss/1.0" code="30" date="31 Jul 2016" day="Sun" high="78" low="59" text="Partly Cloudy" /> <description></description> <guid isPermaLink="false" /> </item> </channel> </results> </query>
HTTPClient/data/HTTPFile.cpp@7:99e6c4f0a3ff, 2016-07-22 (annotated)
- Committer:
- marcel1691
- Date:
- Fri Jul 22 14:02:57 2016 +0000
- Revision:
- 7:99e6c4f0a3ff
- Parent:
- 1:2e29a33cd918
Forecast integriert
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
marcel1691 | 1:2e29a33cd918 | 1 | #include "HTTPFile.h" |
marcel1691 | 1:2e29a33cd918 | 2 | |
marcel1691 | 1:2e29a33cd918 | 3 | //#define DEBUG "HTfi" |
marcel1691 | 1:2e29a33cd918 | 4 | #include <cstdio> |
marcel1691 | 1:2e29a33cd918 | 5 | #if (defined(DEBUG) && !defined(TARGET_LPC11U24)) |
marcel1691 | 1:2e29a33cd918 | 6 | #define DBG(x, ...) std::printf("[DBG %s %3d] "x"\r\n", DEBUG, __LINE__, ##__VA_ARGS__); |
marcel1691 | 1:2e29a33cd918 | 7 | #define WARN(x, ...) std::printf("[WRN %s %3d] "x"\r\n", DEBUG, __LINE__, ##__VA_ARGS__); |
marcel1691 | 1:2e29a33cd918 | 8 | #define ERR(x, ...) std::printf("[ERR %s %3d] "x"\r\n", DEBUG, __LINE__, ##__VA_ARGS__); |
marcel1691 | 1:2e29a33cd918 | 9 | #define INFO(x, ...) std::printf("[INF %s %3d] "x"\r\n", DEBUG, __LINE__, ##__VA_ARGS__); |
marcel1691 | 1:2e29a33cd918 | 10 | #else |
marcel1691 | 1:2e29a33cd918 | 11 | #define DBG(x, ...) |
marcel1691 | 1:2e29a33cd918 | 12 | #define WARN(x, ...) |
marcel1691 | 1:2e29a33cd918 | 13 | #define ERR(x, ...) |
marcel1691 | 1:2e29a33cd918 | 14 | #define INFO(x, ...) |
marcel1691 | 1:2e29a33cd918 | 15 | #endif |
marcel1691 | 1:2e29a33cd918 | 16 | |
marcel1691 | 1:2e29a33cd918 | 17 | HTTPFile::HTTPFile(char* filename) { |
marcel1691 | 1:2e29a33cd918 | 18 | INFO("HTTPFile %s", filename); |
marcel1691 | 1:2e29a33cd918 | 19 | file = fopen(filename, "w"); |
marcel1691 | 1:2e29a33cd918 | 20 | m_chunked = false; |
marcel1691 | 1:2e29a33cd918 | 21 | } |
marcel1691 | 1:2e29a33cd918 | 22 | |
marcel1691 | 1:2e29a33cd918 | 23 | void HTTPFile::close() { |
marcel1691 | 1:2e29a33cd918 | 24 | INFO("close()"); |
marcel1691 | 1:2e29a33cd918 | 25 | if (file) { |
marcel1691 | 1:2e29a33cd918 | 26 | fclose(file); |
marcel1691 | 1:2e29a33cd918 | 27 | file = NULL; |
marcel1691 | 1:2e29a33cd918 | 28 | } |
marcel1691 | 1:2e29a33cd918 | 29 | } |
marcel1691 | 1:2e29a33cd918 | 30 | |
marcel1691 | 1:2e29a33cd918 | 31 | void HTTPFile::writeReset() { |
marcel1691 | 1:2e29a33cd918 | 32 | INFO("writeReset()"); |
marcel1691 | 1:2e29a33cd918 | 33 | if (file) { |
marcel1691 | 1:2e29a33cd918 | 34 | rewind(file); |
marcel1691 | 1:2e29a33cd918 | 35 | } |
marcel1691 | 1:2e29a33cd918 | 36 | } |
marcel1691 | 1:2e29a33cd918 | 37 | |
marcel1691 | 1:2e29a33cd918 | 38 | int HTTPFile::write(const char* buf, size_t len) { |
marcel1691 | 1:2e29a33cd918 | 39 | size_t written; |
marcel1691 | 1:2e29a33cd918 | 40 | INFO("write(%d,%s) m_len(%d), chunk %d", len, buf, m_len, m_chunked); |
marcel1691 | 1:2e29a33cd918 | 41 | if (file) { |
marcel1691 | 1:2e29a33cd918 | 42 | written = fwrite(buf, 1, len, file); |
marcel1691 | 1:2e29a33cd918 | 43 | INFO(" writ:%d, ftell: %d", written, ftell(file)); |
marcel1691 | 1:2e29a33cd918 | 44 | if ((!m_chunked && (ftell(file) >= m_len)) || (m_chunked && !written)) { |
marcel1691 | 1:2e29a33cd918 | 45 | INFO("closing"); |
marcel1691 | 1:2e29a33cd918 | 46 | close(); |
marcel1691 | 1:2e29a33cd918 | 47 | } |
marcel1691 | 1:2e29a33cd918 | 48 | } |
marcel1691 | 1:2e29a33cd918 | 49 | return len; |
marcel1691 | 1:2e29a33cd918 | 50 | } |
marcel1691 | 1:2e29a33cd918 | 51 | |
marcel1691 | 1:2e29a33cd918 | 52 | void HTTPFile::setDataType(const char* type) { |
marcel1691 | 1:2e29a33cd918 | 53 | INFO("setDataType(%s)", type); |
marcel1691 | 1:2e29a33cd918 | 54 | } |
marcel1691 | 1:2e29a33cd918 | 55 | |
marcel1691 | 1:2e29a33cd918 | 56 | //void HTTPFile::setLocation(const char * location) { |
marcel1691 | 1:2e29a33cd918 | 57 | // |
marcel1691 | 1:2e29a33cd918 | 58 | //} |
marcel1691 | 1:2e29a33cd918 | 59 | |
marcel1691 | 1:2e29a33cd918 | 60 | void HTTPFile::setIsChunked(bool chunked) { |
marcel1691 | 1:2e29a33cd918 | 61 | INFO("setIsChunked(%d)", chunked); |
marcel1691 | 1:2e29a33cd918 | 62 | m_chunked = chunked; |
marcel1691 | 1:2e29a33cd918 | 63 | } |
marcel1691 | 1:2e29a33cd918 | 64 | |
marcel1691 | 1:2e29a33cd918 | 65 | void HTTPFile::setDataLen(size_t len) { |
marcel1691 | 1:2e29a33cd918 | 66 | INFO("setDataLen(%d)", len); |
marcel1691 | 1:2e29a33cd918 | 67 | m_len = len; |
marcel1691 | 1:2e29a33cd918 | 68 | } |