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