Skip to content

GitLab

Switch branch/tag
Find file Normal viewHistoryPermalink
web_server.cpp 13.3 KB
Newer Older
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
1
2 
#include "web_server.h"
Eric Duminil's avatar
Web server refactor    
Eric Duminil committed
3 
#include "web_config.h"
Eric Duminil's avatar
Web server h -> cpp    
Eric Duminil committed
4
5 
#include "config.h"
#include "util.h"
Eric Duminil's avatar
Time_util -> NTP    
Eric Duminil committed
6 
#include "ntp.h"
Eric Duminil's avatar
Web server h -> cpp    
Eric Duminil committed
7
8
9
10
11
12 
#include "wifi_util.h"
#include "co2_sensor.h"
#include "sensor_console.h"
#ifdef AMPEL_CSV
#  include "csv_writer.h"
#endif
Eric Duminil's avatar
Not sending MQTT if inactive    
Eric Duminil committed
13 
#include "mqtt.h"
Eric Duminil's avatar
Web server h -> cpp    
Eric Duminil committed
14
15
16 
#ifdef AMPEL_LORAWAN
#  include "lorawan.h"
#endif
Eric Duminil's avatar
Now compiles again    
Eric Duminil committed
17
Eric Duminil's avatar
Let's see what happens    
Eric Duminil committed
18 
#include <IotWebConf.h>
Eric Duminil's avatar
Adding parameters as test    
Eric Duminil committed
19 
#include <IotWebConfUsing.h> // This loads aliases for easier class names.
Eric Duminil's avatar
Typed parameters are so much better    
Eric Duminil committed
20 
#include <IotWebConfTParameter.h>
Eric Duminil's avatar
Now compiles again    
Eric Duminil committed
21
22
23
24
25
26
27 
#if defined(ESP8266)
#  include <ESP8266WebServer.h>
#  include <ESP8266mDNS.h> //allows sensor to be seen as SENSOR_ID.local, from the local network. For example : espd03cc5.local
#elif defined(ESP32)
#  include <WebServer.h>
#  include <ESPmDNS.h>
#endif
Eric Duminil's avatar
Web server h -> cpp    
Eric Duminil committed
28
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50 
namespace config {
  // Values should be defined in config.h
#ifdef HTTP_USER
  const char *http_user = HTTP_USER;
#else
  const char *http_user = "";
#endif
#ifdef HTTP_PASSWORD
  const char *http_password = HTTP_PASSWORD;
#else
  const char *http_password = "";
#endif

}

namespace web_server {

  const char *header_template;
  const char *body_template;
  const char *script_template;
  void handleWebServerRoot();
  void handlePageNotFound();
Eric Duminil's avatar
Basic webserver commands    
Eric Duminil committed
51 
  void handleWebServerCommand();
Eric Duminil's avatar
No access to Filesystem without AMPEL_CSV    
Eric Duminil committed
52
53 

#ifdef AMPEL_CSV
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
54 
  void handleDeleteCSV();
Eric Duminil's avatar
No access to Filesystem without AMPEL_CSV    
Eric Duminil committed
55
56 
  void handleWebServerCSV();
#endif
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
57
Eric Duminil's avatar
Web server refactor    
Eric Duminil committed
58 
  void definePages() {
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
59
60
61
62 
    header_template =
        PSTR("<!doctype html><html lang=en>"
            "<head>\n"
            "<title>%d ppm - CO2 SENSOR - %s - %s</title>\n"
Eric Duminil's avatar
Adding links to source code and documentation on web-server    
Eric Duminil committed
63 
            "<meta charset='UTF-8'>\n"
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
64 
            // HfT Favicon
Eric Duminil's avatar
Adding links to source code and documentation on web-server    
Eric Duminil committed
65 
            "<link rel='icon' type='image/png' sizes='16x16' href='data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAABHNCSVQICAgIfAhkiAAAAHtJREFUOE9jvMnA+5+BAsBIFQMkl85h+P3kGcOb8jqwW+TPH2H4de0GA29UGNxtfx49YWCRk0HwHz5iuKegwwB2AS4DkA2F6VR6cAWsEQbgBqDY9vARw/ejJ+Au+LxsFcPz6BSwHpwGYPMCSS6gyAAKYhESiKMGjPgwAADopHVhn5ynEwAAAABJRU5ErkJggg=='/>\n"
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
66
67
68
69
70
71
72
73
74
75
76
77 
            // Responsive grid:
            "<link rel='stylesheet' href='https://unpkg.com/purecss@2.0.3/build/pure-min.css'>\n"
            "<link rel='stylesheet' href='https://unpkg.com/purecss@2.0.3/build/grids-responsive-min.css'>\n"
            // JS Graphs:
            "<script src='https://cdn.plot.ly/plotly-basic-1.58.2.min.js'></script>\n"
            // Fullscreen
            "<meta name='viewport' content='width=device-width, initial-scale=1'>\n"
            // Refresh after every measurement.
            // "<meta http-equiv='refresh' content='%d'>\n"
            "</head>\n"
            "<body>\n"
Eric Duminil's avatar
Show a colored dot on webpage    
Eric Duminil committed
78 
            "<div class='pure-g'><div class='pure-u-1'><div class='pure-menu'><p class='pure-menu-heading'>HfT-Stuttgart CO<sub>2</sub> Ampel</p></div></div>\n"
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
79 
            "<div class='pure-u-1'><ul class='pure-menu pure-menu-horizontal pure-menu-list'>\n"
Eric Duminil's avatar
Better    
Eric Duminil committed
80 
            "<li class='pure-menu-item'><a href='/config' class='pure-menu-link'>Config</a></li>\n"
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
81 
            "<li class='pure-menu-item'><a href='#table' class='pure-menu-link'>Info</a></li>\n"
Eric Duminil's avatar
CSV_WRITER -> AMPEL_CSV    
Eric Duminil committed
82 
#ifdef AMPEL_CSV
Eric Duminil's avatar
CSV_WRITER can be disabled if desired    
Eric Duminil committed
83 
            "<li class='pure-menu-item'><a href='#graph' class='pure-menu-link'>Graph</a></li>\n"
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
84 
            "<li class='pure-menu-item'><a href='#log' class='pure-menu-link'>Log</a></li>\n"
Eric Duminil's avatar
c strings everywhere.    
Eric Duminil committed
85 
            "<li class='pure-menu-item'><a href='%s' class='pure-menu-link'>Download CSV</a></li>\n"
Eric Duminil's avatar
CSV_WRITER can be disabled if desired    
Eric Duminil committed
86
87 
#endif
            "<li class='pure-menu-item' id='led'>&#11044;</li>\n" // LED
Eric Duminil's avatar
Show a colored dot on webpage    
Eric Duminil committed
88
89
90
91
92 
            "</ul></div></div>\n"
            "<script>\n"
            // Show a colored dot on the webpage, with a similar color than on LED Ring.
            "hue=(1-(Math.min(Math.max(parseInt(document.title),500),1600)-500)/1100)*120;\n"
            "document.getElementById('led').style.color=['hsl(',hue,',100%%,50%%)'].join('');\n"
Eric Duminil's avatar
More balanced html parts    
Eric Duminil committed
93
94
95 
            "</script>\n"
            "<div class='pure-g'>\n"
            "<div class='pure-u-1' id='graph'></div>\n"// Graph placeholder
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
96
97 
            "</div>\n"
            "<div class='pure-g'>\n"
Eric Duminil's avatar
More balanced html parts    
Eric Duminil committed
98
99
100
101 
            "<table id='table' class='pure-table-striped pure-u-1 pure-u-md-1-2'>\n");

    body_template =
        PSTR("<tr><th colspan='2'>%s</th></tr>\n"
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
102
103
104
105
106 
            "<tr><td>CO<sub>2</sub> concentration</td><td>%5d ppm</td></tr>\n"
            "<tr><td>Temperature</td><td>%.1f&#8451;</td></tr>\n"
            "<tr><td>Humidity</td><td>%.1f%%</td></tr>\n"
            "<tr><td>Last measurement</td><td>%s</td></tr>\n"
            "<tr><td>Measurement timestep</td><td>%5d s</td></tr>\n"
Eric Duminil's avatar
CSV_WRITER -> AMPEL_CSV    
Eric Duminil committed
107 
#ifdef AMPEL_CSV
Eric Duminil's avatar
More headers on webpage    
Eric Duminil committed
108
109
110 
            "<tr><th colspan='2'>CSV</th></tr>\n"
            "<tr><td>Last write</td><td>%s</td></tr>\n"
            "<tr><td>Timestep</td><td>%5d s</td></tr>\n"
Eric Duminil's avatar
FIXMEs    
Eric Duminil committed
111 
            "<tr><td>Available drive space</td><td>%d kB</td></tr>\n"
Eric Duminil's avatar
CSV_WRITER can be disabled if desired    
Eric Duminil committed
112 
#endif
Eric Duminil's avatar
More headers on webpage    
Eric Duminil committed
113 
            "<tr><th colspan='2'>MQTT</th></tr>\n"
Eric Duminil's avatar
Adding mqtt::connected? to web-server    
Eric Duminil committed
114 
            "<tr><td>Connected?</td><td>%s</td></tr>\n"
Eric Duminil's avatar
More headers on webpage    
Eric Duminil committed
115
116 
            "<tr><td>Last publish</td><td>%s</td></tr>\n"
            "<tr><td>Timestep</td><td>%5d s</td></tr>\n"
Eric Duminil's avatar
LORAWAN -> AMPEL_LORAWAN    
Eric Duminil committed
117 
#if defined(AMPEL_LORAWAN) && defined(ESP32)
Eric Duminil's avatar
More headers on webpage    
Eric Duminil committed
118
119
120
121
122 
            "<tr><th colspan='2'>LoRaWAN</th></tr>\n"
            "<tr><td>Connected?</td><td>%s</td></tr>\n"
            "<tr><td>Frequency</td><td>%s MHz</td></tr>\n"
            "<tr><td>Last transmission</td><td>%s</td></tr>\n"
            "<tr><td>Timestep</td><td>%5d s</td></tr>\n"
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
123 
#endif
Eric Duminil's avatar
More headers on webpage    
Eric Duminil committed
124 
            "<tr><th colspan='2'>Sensor</th></tr>\n"
Eric Duminil's avatar
TODO    
Eric Duminil committed
125 
            "<tr><td>Temperature offset</td><td>%.1fK</td></tr>\n" //TODO: Read it from sensor?
Eric Duminil's avatar
Show auto-calibration in web-server    
Eric Duminil committed
126 
            "<tr><td>Auto-calibration?</td><td>%s</td></tr>\n"
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
127
128 
            "<tr><td>Local address</td><td><a href='http://%s.local/'>%s.local</a></td></tr>\n"
            "<tr><td>Local IP</td><td><a href='http://%s'>%s</a></td></tr>\n"
Eric Duminil's avatar
Display MAC address at startup and in html    
Eric Duminil committed
129 
            "<tr><td>MAC</td><td>%s</td></tr>\n"
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
130 
            "<tr><td>Free heap space</td><td>%6d bytes</td></tr>\n"
Eric Duminil's avatar
More heap info    
Eric Duminil committed
131 
            "<tr><td>Largest heap block</td><td>%6d bytes</td></tr>\n"
Eric Duminil's avatar
Heap fragmentation on webserver    
Eric Duminil committed
132 
            "<tr><td>Frag</td><td>%3d%%</td></tr>\n"
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
133
134 
            "<tr><td>Max loop duration</td><td>%5d ms</td></tr>\n"
            "<tr><td>Board</td><td>%s</td></tr>\n"
Eric Duminil's avatar
Adding firmware version    
Eric Duminil committed
135 
            "<tr><td>Ampel firmware</td><td>%s</td></tr>\n"
Eric Duminil's avatar
Show uptime days on webserver    
Eric Duminil committed
136 
            "<tr><td>Uptime</td><td>%2d d %4d h %02d min %02d s</td></tr>\n"
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
137
138 
            "</table>\n"
            "<div id='log' class='pure-u-1 pure-u-md-1-2'></div>\n"
Eric Duminil's avatar
Web form to send commands    
Eric Duminil committed
139 
            "<form action='/command'><input type='text' id='send' name='send'><input type='submit' value='Send'></form>\n"
Eric Duminil's avatar
CSV_WRITER -> AMPEL_CSV    
Eric Duminil committed
140 
#ifdef AMPEL_CSV
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
141
142
143 
            "<form action='/delete_csv' method='POST' onsubmit=\"return confirm('Are you really sure you want to delete all data?') && (document.body.style.cursor = 'wait');\">"
            "<input type='submit' value='Delete CSV'/>"
            "</form>\n"
Eric Duminil's avatar
CSV_WRITER can be disabled if desired    
Eric Duminil committed
144 
#endif
Eric Duminil's avatar
More headers on webpage    
Eric Duminil committed
145 
            "</div>\n");
Eric Duminil's avatar
Adding links to source code and documentation on web-server    
Eric Duminil committed
146
Eric Duminil's avatar
More headers on webpage    
Eric Duminil committed
147
148
149
150 
    script_template =
        PSTR(
            "<a href='https://transfer.hft-stuttgart.de/gitlab/co2ampel/ampel-firmware' target='_blank'>Source code</a>\n"
                "<a href='https://transfer.hft-stuttgart.de/gitlab/co2ampel/ampel-documentation' target='_blank'>Documentation</a>\n"
Eric Duminil's avatar
CSV_WRITER -> AMPEL_CSV    
Eric Duminil committed
151 
#ifdef AMPEL_CSV
Eric Duminil's avatar
More headers on webpage    
Eric Duminil committed
152
153 
            "<script>\n"
            "document.body.style.cursor = 'default';\n"
Eric Duminil's avatar
c strings everywhere.    
Eric Duminil committed
154 
            "fetch('%s',{credentials:'include'})\n"
Eric Duminil's avatar
More headers on webpage    
Eric Duminil committed
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190 
            ".then(response=>response.text())\n"
            ".then(csvText=>csvToTable(csvText))\n"
            ".then(htmlTable=>addLogTableToPage(htmlTable))\n"
            ".then(_=>Plotly.newPlot('graph',data,layout,{displaylogo:false}))\n"
            ".catch(e=>console.error(e));\n"
            "xs=[];\n"
            "data=[{x:xs,y:[],type:'scatter',name:'CO<sub>2</sub>',line:{color:'#2ca02c'}},\n"
            "{x:xs,y:[],type:'scatter',name:'Temperature',yaxis:'y2',line:{color:'#ff7f0e',dash:'dot'}},\n"
            "{x:xs,y:[],type:'scatter',name:'Humidity',yaxis:'y3',line:{color:'#1f77b4',dash:'dot'}}];\n"
            "layout={height:600,title:'%s',legend:{xanchor:'right',x:0.2,y:1.0},\n"
            "xaxis:{domain:[0.0,0.85]},yaxis:{ticksuffix:'ppm',range:[0,2000],dtick:200},\n"
            "yaxis2:{overlaying:'y',side:'right',ticksuffix:'°C',position:0.9,anchor:'free',range:[0,30],dtick:3},\n"
            "yaxis3:{overlaying:'y',side:'right',ticksuffix:'%%',position:0.95,anchor:'free',range:[0,100],dtick:10}\n"
            "};\n"
            "function csvToTable(csvText) {\n"
            "csvText=csvText.trim();\n"
            "lines=csvText.split('\\n');\n"
            "table=document.createElement('table');\n"
            "table.className='pure-table-striped';\n"
            "n=lines.length;\n"
            "lines.forEach((line,i)=>{\n"
            "fields=line.split(';');\n"
            "xs.push(fields[0]);\n"
            "data[0]['y'].push(fields[1]);\n"
            "data[1]['y'].push(fields[2]);\n"
            "data[2]['y'].push(fields[3]);\n"
            "if(i>4 && i<n-12){if(i==5){fields=['...','...','...','...']}else{return;}}\n"
            "row=document.createElement('tr');\n"
            "fields.forEach((field,index)=>{\n"
            "cell=document.createElement(i<2?'th':'td');\n"
            "cell.appendChild(document.createTextNode(field));\n"
            "row.appendChild(cell);});\n"
            "table.appendChild(row);});\n"
            "return table;}\n"
            "function addLogTableToPage(table){document.getElementById('log').appendChild(table);}\n"
            "</script>\n"
Eric Duminil's avatar
CSV_WRITER can be disabled if desired    
Eric Duminil committed
191 
#endif
Eric Duminil's avatar
More headers on webpage    
Eric Duminil committed
192
193 
            "</body>\n"
            "</html>");
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
194
195 

    // Web-server
Eric Duminil's avatar
Web server refactor    
Eric Duminil committed
196
197 
    web_config::http.on("/", handleWebServerRoot);
    web_config::http.on("/command", handleWebServerCommand);
Eric Duminil's avatar
CSV_WRITER -> AMPEL_CSV    
Eric Duminil committed
198 
#ifdef AMPEL_CSV
Eric Duminil's avatar
Web server refactor    
Eric Duminil committed
199
200 
    web_config::http.on(csv_writer::filename, handleWebServerCSV); //NOTE: csv_writer should have been initialized first.
    web_config::http.on("/delete_csv", HTTP_POST, handleDeleteCSV);
Eric Duminil's avatar
CSV_WRITER can be disabled if desired    
Eric Duminil committed
201 
#endif
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
202
203
204
205
206 
  }

  // Allow access if http_user or http_password are empty, or if provided credentials match
  bool shouldBeAllowed() {
    return strcmp(config::http_user, "") == 0 || strcmp(config::http_password, "") == 0
Eric Duminil's avatar
Web server refactor    
Eric Duminil committed
207 
        || web_config::http.authenticate(config::http_user, config::http_password);
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
208
209
210 
  }

  void handleWebServerRoot() {
Eric Duminil's avatar
Web server refactor    
Eric Duminil committed
211
212
213
214 
//    if (web_config::handleCaptivePortal()) {
//      // -- Captive portal requests were already served.
//      return;
//    }
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
215 
    if (!shouldBeAllowed()) {
Eric Duminil's avatar
Web server refactor    
Eric Duminil committed
216 
      return web_config::http.requestAuthentication(DIGEST_AUTH);
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
217
218
219 
    }

    unsigned long ss = seconds();
Eric Duminil's avatar
Show uptime days on webserver    
Eric Duminil committed
220
221 
    uint8_t dd = ss / 86400;
    ss -= dd * 86400;
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
222
223
224
225
226
227
228 
    unsigned int hh = ss / 3600;
    ss -= hh * 3600;
    uint8_t mm = ss / 60;
    ss -= mm * 60;

    //NOTE: Splitting in multiple parts in order to use less RAM
    char content[2000]; // Update if needed
Eric Duminil's avatar
Updated HTTP content size    
Eric Duminil committed
229 
    // INFO - Header size : 1767 - Body size : 1991 - Script size : 1909
Eric Duminil's avatar
Adding links to source code and documentation on web-server    
Eric Duminil committed
230
Eric Duminil's avatar
Local ip as char[]    
Eric Duminil committed
231 
    snprintf_P(content, sizeof(content), header_template, sensor::co2, ampel.sensorId, wifi::local_ip
Eric Duminil's avatar
No access to Filesystem without AMPEL_CSV    
Eric Duminil committed
232 
#ifdef AMPEL_CSV
Eric Duminil's avatar
c strings everywhere.    
Eric Duminil committed
233 
        , csv_writer::filename
Eric Duminil's avatar
No access to Filesystem without AMPEL_CSV    
Eric Duminil committed
234
235 
#endif
        );
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
236
Eric Duminil's avatar
web_server: disabled unused debug info.    
Eric Duminil committed
237
238 
    //    Serial.print(F("INFO - Header size : "));
    //    Serial.print(strlen(content));
Eric Duminil's avatar
Web server refactor    
Eric Duminil committed
239
240 
    web_config::http.setContentLength(CONTENT_LENGTH_UNKNOWN);
    web_config::http.send_P(200, PSTR("text/html"), content);
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
241
242 

    // Body
Eric Duminil's avatar
c strings everywhere.    
Eric Duminil committed
243 
    snprintf_P(content, sizeof(content), body_template, ampel.sensorId, sensor::co2, sensor::temperature,
Eric Duminil's avatar
Use reference instead of pointer    
Eric Duminil committed
244 
        sensor::humidity, sensor::timestamp, config::measurement_timestep,
Eric Duminil's avatar
CSV_WRITER -> AMPEL_CSV    
Eric Duminil committed
245 
#ifdef AMPEL_CSV
Eric Duminil's avatar
Use reference instead of pointer    
Eric Duminil committed
246 
        csv_writer::last_successful_write, config::csv_interval, csv_writer::getAvailableSpace() / 1024,
Eric Duminil's avatar
CSV_WRITER can be disabled if desired    
Eric Duminil committed
247 
#endif
Eric Duminil's avatar
Slowly replacing Strings by C strings    
Eric Duminil committed
248 
        mqtt::connected ? "Yes" : "No", mqtt::last_successful_publish, config::mqtt_sending_interval,
Eric Duminil's avatar
LORAWAN -> AMPEL_LORAWAN    
Eric Duminil committed
249 
#if defined(AMPEL_LORAWAN) && defined(ESP32)
Eric Duminil's avatar
Fixing lorawan config and refactor    
Eric Duminil committed
250 
        lorawan::connected ? "Yes" : "No", config::lorawan_frequency_plan, lorawan::last_transmission,
Eric Duminil's avatar
More headers on webpage    
Eric Duminil committed
251 
        config::lorawan_sending_interval,
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
252 
#endif
Eric Duminil's avatar
Use reference instead of pointer    
Eric Duminil committed
253
254
255 
        config::temperature_offset, config::auto_calibrate_sensor ? "Yes" : "No", ampel.sensorId, ampel.sensorId,
        wifi::local_ip, wifi::local_ip, ampel.macAddress, ESP.getFreeHeap(), esp_get_max_free_block_size(),
        esp_get_heap_fragmentation(), ampel.max_loop_duration, ampel.board, ampel.version, dd, hh, mm, ss);
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
256
Eric Duminil's avatar
web_server: disabled unused debug info.    
Eric Duminil committed
257
258 
    //    Serial.print(F(" - Body size : "));
    //    Serial.print(strlen(content));
Eric Duminil's avatar
Web server refactor    
Eric Duminil committed
259 
    web_config::http.sendContent(content);
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
260
261 

    // Script
Eric Duminil's avatar
No access to Filesystem without AMPEL_CSV    
Eric Duminil committed
262
263 
    snprintf_P(content, sizeof(content), script_template
#ifdef AMPEL_CSV
Eric Duminil's avatar
c strings everywhere.    
Eric Duminil committed
264 
        , csv_writer::filename, ampel.sensorId
Eric Duminil's avatar
No access to Filesystem without AMPEL_CSV    
Eric Duminil committed
265
266 
#endif
        );
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
267
Eric Duminil's avatar
web_server: disabled unused debug info.    
Eric Duminil committed
268
269 
    //    Serial.print(F(" - Script size : "));
    //    Serial.println(strlen(content));
Eric Duminil's avatar
Web server refactor    
Eric Duminil committed
270 
    web_config::http.sendContent(content);
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
271
272 
  }
Eric Duminil's avatar
No access to Filesystem without AMPEL_CSV    
Eric Duminil committed
273 
#ifdef AMPEL_CSV
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
274
275 
  void handleWebServerCSV() {
    if (!shouldBeAllowed()) {
Eric Duminil's avatar
Web server refactor    
Eric Duminil committed
276 
      return web_config::http.requestAuthentication(DIGEST_AUTH);
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
277
278
279 
    }
    if (FS_LIB.exists(csv_writer::filename)) {
      fs::File csv_file = FS_LIB.open(csv_writer::filename, "r");
Eric Duminil's avatar
No String anymore. :)    
Eric Duminil committed
280
281 
      char csv_size[10];
      snprintf(csv_size, sizeof(csv_size), "%d", csv_file.size());
Eric Duminil's avatar
Web server refactor    
Eric Duminil committed
282
283 
      web_config::http.sendHeader("Content-Length", csv_size);
      web_config::http.streamFile(csv_file, F("text/csv"));
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
284
285 
      csv_file.close();
    } else {
Eric Duminil's avatar
Web server refactor    
Eric Duminil committed
286 
      web_config::http.send(204, F("text/html"), F("No data available."));
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
287
288
289
290
291 
    }
  }

  void handleDeleteCSV() {
    if (!shouldBeAllowed()) {
Eric Duminil's avatar
Web server refactor    
Eric Duminil committed
292 
      return web_config::http.requestAuthentication(DIGEST_AUTH);
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
293 
    }
Eric Duminil's avatar
No String anymore. :)    
Eric Duminil committed
294 
    Serial.print(F("Removing CSV file..."));
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
295 
    FS_LIB.remove(csv_writer::filename);
Eric Duminil's avatar
No String anymore. :)    
Eric Duminil committed
296 
    Serial.println(F(" Done!"));
Eric Duminil's avatar
Web server refactor    
Eric Duminil committed
297
298 
    web_config::http.sendHeader("Location", "/");
    web_config::http.send(303);
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
299 
  }
Eric Duminil's avatar
No access to Filesystem without AMPEL_CSV    
Eric Duminil committed
300 
#endif
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
301
Eric Duminil's avatar
Basic webserver commands    
Eric Duminil committed
302
303 
  void handleWebServerCommand() {
    if (!shouldBeAllowed()) {
Eric Duminil's avatar
Web server refactor    
Eric Duminil committed
304 
      return web_config::http.requestAuthentication(DIGEST_AUTH);
Eric Duminil's avatar
Basic webserver commands    
Eric Duminil committed
305 
    }
Eric Duminil's avatar
Web server refactor    
Eric Duminil committed
306
307
308 
    web_config::http.sendHeader("Location", "/");
    web_config::http.send(303);
    sensor_console::execute(web_config::http.arg("send").c_str());
Eric Duminil's avatar
Basic webserver commands    
Eric Duminil committed
309
310 
  }
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
311 
  void handlePageNotFound() {
Eric Duminil's avatar
Web server refactor    
Eric Duminil committed
312 
    web_config::http.send(404, F("text/plain"), F("404: Not found"));
Eric Duminil's avatar
Current version from old git. Release 0.0.9  
Eric Duminil committed
313
314 
  }
}

Dies ist die Gitlab-Instanz des Transferportals der Hochschule für Technik Stuttgart. Hier geht es zurück zum Portal