Kojo / TrainStat

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yahooTrain.cpp@3:5720d24f4a4a, 2015-06-28 (annotated)

Committer:
takashikojo
Date:
Sun Jun 28 12:21:33 2015 +0000
Revision:
3:5720d24f4a4a
Parent:
2:58e7fabcba89
Child:
4:acfd6fbf9f9e
Weather, Train stat displayed on LED

Who changed what in which revision?

UserRevisionLine numberNew contents of line
takashikojo 1:26a0a9220f01 1 #include "mbed.h"
takashikojo 1:26a0a9220f01 2 #include <string>
takashikojo 1:26a0a9220f01 3 #include <map>
takashikojo 1:26a0a9220f01 4 #include "EthernetInterface.h"
takashikojo 1:26a0a9220f01 5 #include "HTTPClient.h"
takashikojo 1:26a0a9220f01 6 #include "XMLaide.h"
takashikojo 3:5720d24f4a4a 7 #include "WatchList.h"
takashikojo 1:26a0a9220f01 8
takashikojo 1:26a0a9220f01 9 #define API_URL "http://transit.loco.yahoo.co.jp/traininfo/"
takashikojo 1:26a0a9220f01 10
takashikojo 1:26a0a9220f01 11 #if 0
takashikojo 1:26a0a9220f01 12 //Enable debug
takashikojo 1:26a0a9220f01 13 #define DBG(x, ...) std::printf("[yahooTrain : DBG]"x"\r\n", ##__VA_ARGS__);
takashikojo 1:26a0a9220f01 14 #define WARN(x, ...) std::printf("[yahooTrain : WARN]"x"\r\n", ##__VA_ARGS__);
takashikojo 1:26a0a9220f01 15 #else
takashikojo 1:26a0a9220f01 16 //Disable debug
takashikojo 1:26a0a9220f01 17 #define DBG(x, ...)
takashikojo 1:26a0a9220f01 18 #define WARN(x, ...)
takashikojo 1:26a0a9220f01 19 #endif
takashikojo 1:26a0a9220f01 20
takashikojo 1:26a0a9220f01 21 #define ERR(x, ...) std::printf("[yahooTrain : ERR]"x"\r\n", ##__VA_ARGS__);
takashikojo 1:26a0a9220f01 22
takashikojo 2:58e7fabcba89 23 extern HTTPClient httpClient;
takashikojo 3:5720d24f4a4a 24 extern WatchList watchlist ;
takashikojo 1:26a0a9220f01 25
takashikojo 2:58e7fabcba89 26 bool YahooT_query(const char *query, char *recv, unsigned int size)
takashikojo 1:26a0a9220f01 27 {
takashikojo 1:26a0a9220f01 28 int ret ;
takashikojo 1:26a0a9220f01 29 #define BUFF_SIZE 256
takashikojo 1:26a0a9220f01 30 char queryBuff[BUFF_SIZE] ;
takashikojo 1:26a0a9220f01 31 sprintf(queryBuff, "%s%s", API_URL, query) ;
takashikojo 1:26a0a9220f01 32 DBG("%s", queryBuff) ;
takashikojo 3:5720d24f4a4a 33 memset(recv, '\0', size) ;
takashikojo 2:58e7fabcba89 34 ret = httpClient.get(queryBuff, recv, size);
takashikojo 1:26a0a9220f01 35 if (!ret) {
takashikojo 3:5720d24f4a4a 36 //DBG("Result: %s\n", recv);
takashikojo 2:58e7fabcba89 37 return true ;
takashikojo 1:26a0a9220f01 38 } else {
takashikojo 2:58e7fabcba89 39 ERR("Error - ret = %d - HTTP return code = %d\n", ret, httpClient.getHTTPResponseCode());
takashikojo 2:58e7fabcba89 40 return false ;
takashikojo 1:26a0a9220f01 41 }
takashikojo 1:26a0a9220f01 42 }
takashikojo 1:26a0a9220f01 43
takashikojo 1:26a0a9220f01 44 static std::map<std::string, string> lineTbl ;
takashikojo 1:26a0a9220f01 45 void YahooT_initLine(void)
takashikojo 1:26a0a9220f01 46 {
takashikojo 1:26a0a9220f01 47 lineTbl["odpt.Railway:TokyoMetro.Tozai"] = "東西線　" ;
takashikojo 1:26a0a9220f01 48 lineTbl["odpt.Railway:TokyoMetro.Marunouchi"] = "丸の内線" ;
takashikojo 1:26a0a9220f01 49 lineTbl["odpt.Railway:TokyoMetro.Namboku"] = "南北線　" ;
takashikojo 1:26a0a9220f01 50 lineTbl["odpt.Railway:TokyoMetro.Hibiya"] = "日比谷線" ;
takashikojo 1:26a0a9220f01 51 lineTbl["odpt.Railway:TokyoMetro.Fukutoshin"] = "副都心線" ;
takashikojo 1:26a0a9220f01 52 lineTbl["odpt.Railway:TokyoMetro.Hanzomon"] = "半蔵門線" ;
takashikojo 1:26a0a9220f01 53 lineTbl["odpt.Railway:TokyoMetro.Ginza"] = "銀座線　" ;
takashikojo 1:26a0a9220f01 54 lineTbl["odpt.Railway:TokyoMetro.Yurakucho"] = "有楽町線" ;
takashikojo 1:26a0a9220f01 55 lineTbl["odpt.Railway:TokyoMetro.Chiyoda"] = "千代田線" ;
takashikojo 1:26a0a9220f01 56 }
takashikojo 1:26a0a9220f01 57
takashikojo 1:26a0a9220f01 58 static string watchingLine = "" ;
takashikojo 1:26a0a9220f01 59
takashikojo 1:26a0a9220f01 60 void YahooT_setLine(string name)
takashikojo 1:26a0a9220f01 61 {
takashikojo 1:26a0a9220f01 62 map<string, string>::iterator it = lineTbl.begin(); ;
takashikojo 1:26a0a9220f01 63
takashikojo 1:26a0a9220f01 64 for(it = lineTbl.begin(); it != lineTbl.end(); ++it) {
takashikojo 1:26a0a9220f01 65 if(it->second == name) {
takashikojo 1:26a0a9220f01 66 watchingLine = it->first ;
takashikojo 1:26a0a9220f01 67 }
takashikojo 1:26a0a9220f01 68 }
takashikojo 1:26a0a9220f01 69 }
takashikojo 1:26a0a9220f01 70
takashikojo 1:26a0a9220f01 71 bool YahooT_getStat(const char *buff)
takashikojo 1:26a0a9220f01 72 {
takashikojo 1:26a0a9220f01 73 const char *p = buff ;
takashikojo 1:26a0a9220f01 74 const char *endTd ;
takashikojo 1:26a0a9220f01 75 const char *endTbl ;
takashikojo 1:26a0a9220f01 76 const char *next ;
takashikojo 1:26a0a9220f01 77 const char *span ;
takashikojo 1:26a0a9220f01 78 #define LINE_SIZE 40
takashikojo 1:26a0a9220f01 79 #define STAT_SIZE 40
takashikojo 1:26a0a9220f01 80 #define DESC_SIZE 200
takashikojo 1:26a0a9220f01 81 char line[LINE_SIZE] ;
takashikojo 1:26a0a9220f01 82 char stat[STAT_SIZE] ;
takashikojo 1:26a0a9220f01 83 char desc[DESC_SIZE] ;
takashikojo 3:5720d24f4a4a 84 bool delay = false ;
takashikojo 3:5720d24f4a4a 85
takashikojo 1:26a0a9220f01 86 while(1) {
takashikojo 1:26a0a9220f01 87 if((p = XML_getTag(p, "table")) == NULL)break ;
takashikojo 1:26a0a9220f01 88 endTbl = XML_getTag(p, "/table") ;
takashikojo 1:26a0a9220f01 89 while(next = XML_getTag(p, "td")) {
takashikojo 3:5720d24f4a4a 90 if(next == NULL)break ;
takashikojo 1:26a0a9220f01 91 if(next > endTbl)break ;
takashikojo 1:26a0a9220f01 92 p = XML_getTag(p, "a") ;
takashikojo 2:58e7fabcba89 93 p = XML_getElement(p, line, LINE_SIZE) ;
takashikojo 1:26a0a9220f01 94 p = XML_getTag(p, "td");
takashikojo 1:26a0a9220f01 95 endTd = XML_getTag(p, "/td") ;
takashikojo 1:26a0a9220f01 96 span = XML_getTag(p, "span");
takashikojo 1:26a0a9220f01 97 if((span != NULL) && (span < endTd)) {
takashikojo 1:26a0a9220f01 98 p = XML_getTag(span, "span");
takashikojo 2:58e7fabcba89 99 p = XML_getElement(p, stat, STAT_SIZE) ;
takashikojo 1:26a0a9220f01 100 } else {
takashikojo 2:58e7fabcba89 101 p = XML_getElement(p, stat, STAT_SIZE) ;
takashikojo 1:26a0a9220f01 102 }
takashikojo 1:26a0a9220f01 103 p = XML_getTag(p, "td");
takashikojo 2:58e7fabcba89 104 p = XML_getElement(p, desc, DESC_SIZE) ;
takashikojo 3:5720d24f4a4a 105 if(watchlist.check(line) && (string)stat != "平常運転"){
takashikojo 3:5720d24f4a4a 106 delay = true ;
takashikojo 3:5720d24f4a4a 107 printf("Delay=>%s[%s]:%s\n", line, stat, desc) ;
takashikojo 3:5720d24f4a4a 108
takashikojo 3:5720d24f4a4a 109 }
takashikojo 3:5720d24f4a4a 110 DBG("%s[%s]:%s\n", line, stat, desc) ;
takashikojo 1:26a0a9220f01 111 }
takashikojo 3:5720d24f4a4a 112 DBG("End of Table") ;
takashikojo 1:26a0a9220f01 113 }
takashikojo 3:5720d24f4a4a 114 DBG("End of Buff") ;
takashikojo 3:5720d24f4a4a 115 return delay ;
takashikojo 1:26a0a9220f01 116 }
takashikojo 1:26a0a9220f01 117
takashikojo 3:5720d24f4a4a 118