src/html.c

   1 /*
   2     Copyright (C) 2011 jeanfi@gmail.com
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  17     02110-1301 USA
  18 */
  19
  20 #include <stdio.h>
  21 #include <stdlib.h>
  22 #include <string.h>
  23 #include <sys/time.h>
  24 #include <sys/stat.h>
  25 #include <sys/types.h>
  26
  27 #include <json/json.h>
  28
  29 #include "html.h"
  30 #include "lp.h"
  31 #include "lp_ws.h"
  32 #include "ppastats.h"
  33
  34 enum file_copy_error {
  35         FILE_COPY_ERROR_OPEN_SRC = 1,
  36         FILE_COPY_ERROR_OPEN_DST,
  37         FILE_COPY_ERROR_READ,
  38         FILE_COPY_ERROR_WRITE,
  39         FILE_COPY_ERROR_ALLOC_BUFFER
  40 };
  41
  42 #define HTML_FOOTER \
  43 " <div id=\"footer\">Generated by \
  44 <a href='http://wpitchoune.net/ppastats'>ppastats</a></div>\n\
  45   </body>\n\
  46 </html>"
  47
  48 #define HTML_PKG_TEMPLATE \
  49 "<html>\n\
  50   <head>\n\
  51     <link type=\"text/css\"\n\
  52           rel=\"stylesheet\"\n\
  53           href=\n\
  54 \"http://fonts.googleapis.com/css?family=Ubuntu:regular,bold&subset=Latin\">\n\
  55     <link type=\"text/css\" href=\"css/ppastats.css\" rel=\"stylesheet\" />\n\
  56     <link type=\"text/css\" href=\"css/jquery.jqplot.min.css\"\n\
  57           rel=\"stylesheet\" />\n\
  58     <script type=\"text/javascript\" src=\"js/jquery.min.js\"></script>\n\
  59     <script type=\"text/javascript\"\n\
  60             src=\"js/jquery.jqplot.min.js\"></script>\n\
  61     <script type=\"text/javascript\"\n\
  62             src=\"js/jqplot.dateAxisRenderer.min.js\"></script>\n\
  63     <script type=\"text/javascript\" src=\"js/ppastats.js\"></script>\n\
  64     <script>var data = %s;\n\
  65             ppastats_pkg();\n\
  66     </script>\n\
  67   </head>\n\
  68   <body>\n\
  69     <h1><span id=\"pkg_name\">N/A</span></h1>\n\
  70     <p><em>PPA</em>: \n\
  71        <a href=\"index.html\">\n\
  72            <span id=\"ppa_owner\">N/A</span>/<span id=\"ppa_name\">N/A</span>\n\
  73        </a></p>\n\
  74     <div id=\"charts\">\n\
  75         <div id=\"chart\"></div>\n\
  76         <div id=\"chart_distro\"></div>\n\
  77     </div>\n\
  78     <div id=\"details\">\n\
  79       <div id=\"versions\"><em>Versions:</em></div>\n\
  80       <div id=\"distros\"><em>Distros:</em></div>\n\
  81     </div>\n\
  82 %s"
  83
  84 #define HTML_VERSION_TEMPLATE \
  85 "<html>\n\
  86   <head>\n\
  87     <link type=\"text/css\"\n\
  88           rel=\"stylesheet\"\n\
  89           href=\n\
  90 \"http://fonts.googleapis.com/css?family=Ubuntu:regular,bold&subset=Latin\">\n\
  91     <link type=\"text/css\" href=\"css/ppastats.css\" rel=\"stylesheet\" />\n\
  92     <link type=\"text/css\" href=\"css/jquery.jqplot.min.css\"\n\
  93           rel=\"stylesheet\" />\n\
  94     <script type=\"text/javascript\" src=\"js/jquery.min.js\"></script>\n\
  95     <script type=\"text/javascript\"\n\
  96             src=\"js/jquery.jqplot.min.js\"></script>\n\
  97     <script type=\"text/javascript\"\n\
  98             src=\"js/jqplot.dateAxisRenderer.min.js\"></script>\n\
  99     <script type=\"text/javascript\" src=\"js/ppastats.js\"></script>\n\
 100     <script>var data = %s;\n\
 101             ppastats_ver();\n\
 102     </script>\n\
 103   </head>\n\
 104   <body>\n\
 105     <h1><span id=\"pkg_name\">N/A</span></h1>\n\
 106     <div id=\"version\"><em>Version:</em></div>\n\
 107     <p><em>PPA</em>: \n\
 108        <a href=\"index.html\">\n\
 109            <span id=\"ppa_owner\">N/A</span>/<span id=\"ppa_name\">N/A</span>\n\
 110        </a></p>\n\
 111     <div id=\"chart\"></div>\n\
 112     <div id=\"details\">\n\
 113       <div class=\"distros\">\n\
 114         <em>Distros</em>:\n\
 115         <ul id=\"distros\"></ul>\n\
 116       </div>\n\
 117     </div>\n\
 118 %s"
 119
 120 #define HTML_INDEX_TEMPLATE \
 121 "<html>\n\
 122   <head>\n\
 123     <link type=\"text/css\"\n\
 124           rel=\"stylesheet\"\n\
 125           href=\n\
 126 \"http://fonts.googleapis.com/css?family=Ubuntu:regular,bold&subset=Latin\">\n\
 127     <link type=\"text/css\" href=\"css/ppastats.css\" rel=\"stylesheet\" />\n\
 128     <link type=\"text/css\" href=\"css/jquery.jqplot.min.css\"\n\
 129           rel=\"stylesheet\" />\n\
 130     <script type=\"text/javascript\" src=\"js/jquery.min.js\"></script>\n\
 131     <script type=\"text/javascript\"\n\
 132             src=\"js/jquery.jqplot.min.js\"></script>\n\
 133     <script type=\"text/javascript\"\n\
 134             src=\"js/jqplot.dateAxisRenderer.min.js\"></script>\n\
 135     <script type=\"text/javascript\" src=\"js/ppastats.js\"></script>\n\
 136     <script>var data = %s;\n\
 137             ppastats_ppa();\n\
 138     </script>\n\
 139   </head>\n\
 140   <body>\n\
 141     <h1><span id=\"ppa_name\">N/A</span></h1>\n\
 142     <div id=\"details\">\n\
 143       <div class=\"pkgs\">\n\
 144         <em>Packages</em>:\n\
 145         <ul id=\"pkgs\"></ul>\n\
 146       </div>\n\
 147     </div>\n\
 148     <div id=\"chart\"></div>\n\
 149 %s"
 150
 151 #define FCOPY_BUF_SZ 4096
 152 static int file_copy(FILE * src, FILE * dst)
 153 {
 154         int ret = 0;
 155         char *buf = malloc(FCOPY_BUF_SZ);
 156         int n;
 157
 158         if (!buf)
 159                 return FILE_COPY_ERROR_ALLOC_BUFFER;
 160
 161         while (!ret) {
 162                 n = fread(buf, 1, FCOPY_BUF_SZ, src);
 163                 if (n) {
 164                         if (fwrite(buf, 1, n, dst) != n)
 165                                 ret = FILE_COPY_ERROR_WRITE;
 166                 } else {
 167                         if (!feof(src))
 168                                 ret = FILE_COPY_ERROR_READ;
 169                         else
 170                                 break;
 171                 }
 172         }
 173
 174         free(buf);
 175
 176         return ret;
 177 }
 178
 179 int
 180 fcopy(const char *src, const char *dst)
 181 {
 182         FILE *fsrc, *fdst;
 183         int ret = 0;
 184
 185         if (debug)
 186                 printf("DEBUG: copy: %s to %s\n", src, dst);
 187
 188         fsrc = fopen(src, "r");
 189
 190         if (fsrc) {
 191                 fdst = fopen(dst, "w+");
 192
 193                 if (fdst) {
 194                         ret = file_copy(fsrc, fdst);
 195                         fclose(fdst);
 196                 } else {
 197                         ret = FILE_COPY_ERROR_OPEN_DST;
 198                 }
 199
 200                 fclose(fsrc);
 201         } else {
 202                 ret = FILE_COPY_ERROR_OPEN_SRC;
 203         }
 204
 205         return ret;
 206 }
 207
 208 static char *get_path(const char *dir, const char *file)
 209 {
 210         char *path = malloc(strlen(dir)+1+
 211                             strlen(file)+
 212                             strlen(".html")+
 213                             1);
 214
 215         strcpy(path, dir);
 216         strcat(path, "/");
 217         strcat(path, file);
 218         strcat(path, ".html");
 219
 220         return path;
 221 }
 222
 223 static struct json_object *date_to_json(struct tm *tm)
 224 {
 225         json_object *json;
 226
 227         json = json_object_new_array();
 228         json_object_array_add(json, json_object_new_int(tm->tm_year+1900));
 229         json_object_array_add(json, json_object_new_int(tm->tm_mon+1));
 230         json_object_array_add(json, json_object_new_int(tm->tm_mday));
 231
 232         return json;
 233 }
 234
 235 static void json_add_ddts(json_object *json,
 236                           struct daily_download_total **ddts)
 237 {
 238         json_object *json_ddt, *json_ddts;
 239         struct daily_download_total *ddt;
 240
 241         json_ddts = json_object_new_array();
 242         json_object_object_add(json, "ddts", json_ddts);
 243
 244         if (!ddts)
 245                 return ;
 246
 247         while (*ddts) {
 248                 ddt = *ddts;
 249
 250                 json_ddt = json_object_new_object();
 251                 json_object_object_add(json_ddt,
 252                                        "value",
 253                                        json_object_new_int(ddt->count));
 254                 json_object_object_add(json_ddt,
 255                                        "time",
 256                                        date_to_json(&ddt->date));
 257
 258                 json_object_array_add(json_ddts, json_ddt);
 259
 260                 ddts++;
 261         }
 262 }
 263
 264 static char *pkg_to_json(struct ppa_stats *ppa, struct package_stats *pkg)
 265 {
 266         json_object *json, *json_versions, *json_distros, *json_distro;
 267         char *ret;
 268         struct version_stats **versions;
 269         struct distro_stats **distros, *distro;
 270
 271         json = json_object_new_object();
 272
 273         json_object_object_add(json,
 274                                "ppa_name", json_object_new_string(ppa->name));
 275         json_object_object_add(json,
 276                                "ppa_owner",
 277                                json_object_new_string(ppa->owner));
 278
 279         json_object_object_add(json,
 280                                "name", json_object_new_string(pkg->name));
 281
 282         json_versions = json_object_new_array();
 283         json_object_object_add(json, "versions", json_versions);
 284         versions = pkg->versions;
 285         while (*versions) {
 286                 json_object_array_add
 287                         (json_versions,
 288                          json_object_new_string((*versions)->version));
 289
 290                 versions++;
 291         }
 292
 293         distros = pkg->distros;
 294         if (distros) {
 295                 json_distros = json_object_new_array();
 296                 json_object_object_add(json, "distros", json_distros);
 297
 298                 while (*distros) {
 299                         distro = *distros;
 300
 301                         json_distro = json_object_new_object();
 302                         json_object_array_add(json_distros, json_distro);
 303                         json_object_object_add
 304                                 (json_distro,
 305                                  "name", json_object_new_string(distro->name));
 306                         json_object_object_add
 307                                 (json_distro,
 308                                  "count",
 309                                  json_object_new_int(distro->download_count));
 310
 311                         json_add_ddts(json_distro, distro->ddts);
 312
 313                         distros++;
 314                 }
 315         }
 316
 317         json_add_ddts(json, pkg->daily_download_totals);
 318
 319         ret = strdup(json_object_to_json_string(json));
 320
 321         json_object_put(json);
 322
 323         return ret;
 324 }
 325
 326 static char *version_to_json(struct ppa_stats *ppa,
 327                              struct package_stats *pkg,
 328                              struct version_stats *ver)
 329 {
 330         char *ret;
 331         struct distro_stats **distros, *distro;
 332         json_object *json, *json_distros, *json_distro, *json_archs, *json_arch;
 333         struct arch_stats **archs;
 334
 335         json = json_object_new_object();
 336
 337         json_object_object_add(json,
 338                                "ppa_name", json_object_new_string(ppa->name));
 339         json_object_object_add(json,
 340                                "ppa_owner",
 341                                json_object_new_string(ppa->owner));
 342
 343         json_object_object_add(json,
 344                                "pkg_name", json_object_new_string(pkg->name));
 345
 346         json_object_object_add(json,
 347                                "name", json_object_new_string(ver->version));
 348
 349         json_add_ddts(json, ver->daily_download_totals);
 350
 351         distros = ver->distros;
 352         json_distros = json_object_new_array();
 353         json_object_object_add(json, "distros", json_distros);
 354         while (*distros) {
 355                 distro = *distros;
 356                 json_distro = json_object_new_object();
 357
 358                 json_object_array_add(json_distros, json_distro);
 359
 360                 json_object_object_add(json_distro,
 361                                        "name",
 362                                        json_object_new_string(distro->name));
 363
 364                 archs = distro->archs;
 365                 json_archs = json_object_new_array();
 366                 json_object_object_add(json_distro, "archs", json_archs);
 367                 while (*archs) {
 368                         json_arch = json_object_new_object();
 369
 370                         json_object_object_add
 371                                 (json_arch,
 372                                  "name",
 373                                  json_object_new_string((*archs)->name));
 374
 375                         json_object_object_add
 376                                 (json_arch,
 377                                  "count",
 378                                  json_object_new_int((*archs)->download_count));
 379
 380                         json_object_array_add(json_archs, json_arch);
 381                         archs++;
 382                 }
 383
 384                 distros++;
 385         }
 386
 387         ret = strdup(json_object_to_json_string(json));
 388
 389         json_object_put(json);
 390
 391         return ret;
 392 }
 393
 394 static char *ppa_to_json(struct ppa_stats *ppa)
 395 {
 396         char *ret;
 397         json_object *json, *json_pkgs, *json_pkg;
 398         struct package_stats **pkgs;
 399
 400         json = json_object_new_object();
 401
 402         json_object_object_add(json,
 403                                "ppa_name", json_object_new_string(ppa->name));
 404         json_object_object_add(json,
 405                                "ppa_owner",
 406                                json_object_new_string(ppa->owner));
 407
 408         json_add_ddts(json, ppa->daily_download_totals);
 409
 410         pkgs = ppa->packages;
 411         json_pkgs = json_object_new_array();
 412         json_object_object_add(json, "packages", json_pkgs);
 413         while (*pkgs) {
 414                 json_pkg = json_object_new_object();
 415                 json_object_array_add(json_pkgs, json_pkg);
 416
 417                 json_object_object_add(json_pkg, "name",
 418                                        json_object_new_string((*pkgs)->name));
 419
 420                 json_object_object_add
 421                         (json_pkg, "count",
 422                          json_object_new_int((*pkgs)->download_count));
 423
 424                 pkgs++;
 425         }
 426
 427         ret = strdup(json_object_to_json_string(json));
 428
 429         json_object_put(json);
 430
 431         return ret;
 432 }
 433
 434
 435 static void
 436 pkg_to_html(struct ppa_stats *ppa, struct package_stats *pkg, const char *dir)
 437 {
 438         char *path;
 439         FILE *f;
 440         char *json;
 441
 442         path = get_path(dir, pkg->name);
 443         f = fopen(path, "w");
 444
 445         if (!f) {
 446                 fprintf(stderr, "ERROR: failed to open: %s\n", path);
 447                 return ;
 448         }
 449
 450         json = pkg_to_json(ppa, pkg);
 451
 452         fprintf(f, HTML_PKG_TEMPLATE, json, HTML_FOOTER);
 453
 454         fclose(f);
 455
 456         free(path);
 457         free(json);
 458 }
 459
 460 static void
 461 version_to_html(struct ppa_stats *ppa,
 462                 struct package_stats *pkg,
 463                 struct version_stats *version,
 464                 const char *dir)
 465 {
 466         char *f_name, *path;
 467         FILE *f;
 468
 469         f_name = malloc(strlen(pkg->name)+1+strlen(version->version)+1);
 470         sprintf(f_name, "%s_%s", pkg->name, version->version);
 471
 472         path = get_path(dir, f_name);
 473         f = fopen(path, "w");
 474
 475         if (!f) {
 476                 fprintf(stderr, "ERROR: failed to open: %s\n", path);
 477                 return ;
 478         }
 479
 480         fprintf(f, HTML_VERSION_TEMPLATE,
 481                 version_to_json(ppa, pkg, version),
 482                 HTML_FOOTER);
 483
 484         fclose(f);
 485
 486         free(path);
 487         free(f_name);
 488 }
 489
 490 static void
 491 packages_to_html(struct ppa_stats *ppa,
 492                  struct package_stats **packages,
 493                  const char *dir)
 494 {
 495         struct package_stats **cur;
 496         struct version_stats **versions;
 497
 498         cur = packages;
 499         while (*cur) {
 500                 pkg_to_html(ppa, *cur, dir);
 501
 502                 versions = (*cur)->versions;
 503                 while (*versions) {
 504                         version_to_html(ppa, *cur, *versions, dir);
 505
 506                         versions++;
 507                 }
 508
 509                 cur++;
 510         }
 511 }
 512
 513 static void
 514 index_to_html(struct ppa_stats *ppa, const char *dir)
 515 {
 516         char *path;
 517         FILE *f;
 518
 519         path = get_path(dir, "index");
 520         f = fopen(path, "w");
 521
 522         if (!f) {
 523                 fprintf(stderr, "ERROR: failed to open: %s\n", path);
 524                 return ;
 525         }
 526
 527         fprintf(f, HTML_INDEX_TEMPLATE, ppa_to_json(ppa), HTML_FOOTER);
 528
 529         fclose(f);
 530
 531         free(path);
 532 }
 533
 534 static char *append_path(const char *odir, const char *name)
 535 {
 536         char *dir;
 537
 538         dir = malloc(strlen(odir)+1+strlen(name)+1);
 539
 540         sprintf(dir, "%s/%s", odir, name);
 541
 542         return dir;
 543 }
 544
 545 void
 546 ppa_to_html(const char *owner,
 547             const char *ppa,
 548             const char *package_status,
 549             const char *output_dir,
 550             const int install_static_files)
 551 {
 552         struct ppa_stats *ppastats;
 553         struct daily_download_total **totals;
 554         char *path, *f_dst;
 555         char *css_dir, *js_dir;
 556         int i;
 557         static char *www_files[]
 558                 = { DEFAULT_WWW_DIR"/jquery.min.js", "js/jquery.min.js",
 559                     DEFAULT_WWW_DIR"/ppastats.js", "js/ppastats.js",
 560                     DEFAULT_WWW_DIR"/jqplot.dateAxisRenderer.min.js",
 561                     "js/jqplot.dateAxisRenderer.min.js",
 562                     DEFAULT_WWW_DIR"/jquery.jqplot.min.js",
 563                     "js/jquery.jqplot.min.js",
 564                     DEFAULT_WWW_DIR"/ppastats.css", "css/ppastats.css",
 565                     DEFAULT_WWW_DIR"/jquery.jqplot.min.css",
 566                     "css/jquery.jqplot.min.css" };
 567
 568         if (install_static_files) {
 569                 css_dir = append_path(output_dir, "css");
 570                 js_dir = append_path(output_dir, "js");
 571
 572                 mkdir(css_dir, 0777);
 573                 mkdir(js_dir, 0777);
 574
 575                 for (i = 0; i < 6; i++) {
 576                         f_dst = append_path(output_dir, www_files[2*i+1]);
 577                         fcopy(www_files[2*i], f_dst);
 578
 579                         free(f_dst);
 580                 }
 581                 free(css_dir);
 582                 free(js_dir);
 583         }
 584
 585         ppastats = create_ppa_stats(owner, ppa, package_status);
 586         totals = ppastats->daily_download_totals;
 587
 588         path = get_path(output_dir, "ppa");
 589
 590         packages_to_html(ppastats, ppastats->packages, output_dir);
 591
 592         index_to_html(ppastats, output_dir);
 593
 594         ppa_stats_free(ppastats);
 595
 596         free(path);
 597 }