mirror of
https://gitea.psi.ch/ELOG/elog.git
synced 2026-09-08 17:13:56 +00:00
Fixed display of PDF thumbnails
SVN revision: 2021
This commit is contained in:
Stefan Ritt
parent
4fb9145a8d
commit
2c365c9f1c
216
src/elogd.c
216
src/elogd.c
@ -1004,6 +1004,78 @@ void redirect_to_stderr(void)
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/*------------------------------------------------------------------*/
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int my_system(const char *cmd)
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/* execute system() command as original user */
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{
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#ifdef OS_UNIX
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pid_t child_pid;
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int status;
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char str[256];
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if ((child_pid = fork()) < 0)
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return 0;
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else if (child_pid > 0) {
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/* parent process waits for child */
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waitpid(child_pid, &status, 0);
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} else {
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/* child process */
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/* restore original UID/GID */
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if (setregid(-1, orig_gid) < 0 || setreuid(-1, orig_uid) < 0)
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eprintf("Cannot restore original GID/UID.\n");
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/* give up root privilege permanently */
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if (geteuid() == 0) {
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if (!getcfg("global", "Grp", str, sizeof(str)) || setgroup(str) < 0) {
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eprintf("Falling back to default group \"elog\"\n");
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if (setgroup("elog") < 0) {
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eprintf("Falling back to default group \"%s\"\n", DEFAULT_GROUP);
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if (setgroup(DEFAULT_GROUP) < 0) {
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eprintf("Refuse to run as setgid root.\n");
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eprintf("Please consider to define a Grp statement in configuration file\n");
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exit(EXIT_FAILURE);
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}
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}
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} else if (verbose)
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eprintf("Falling back to group \"%s\"\n", str);
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if (!getcfg("global", "Usr", str, sizeof(str)) || setuser(str) < 0) {
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eprintf("Falling back to default user \"elog\"\n");
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if (setuser("elog") < 0) {
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eprintf("Falling back to default user \"%s\"\n", DEFAULT_USER);
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if (setuser(DEFAULT_USER) < 0) {
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eprintf("Refuse to run as setuid root.\n");
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eprintf("Please consider to define a Usr statement in configuration file\n");
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exit(EXIT_FAILURE);
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}
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}
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} else if (verbose)
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eprintf("Falling back to user \"%s\"\n", str);
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}
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/* execute shell with redirection to /tmp/elog-shell */
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sprintf(str, "/bin/sh -c \"%s\"", cmd);
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if (verbose) {
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efputs("Going to execute: ");
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efputs(str);
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efputs("\n");
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}
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system(str);
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exit(0);
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}
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#endif
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#ifdef OS_WINNT
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system(cmd);
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#endif
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return 1;
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}
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/*------------------------------------------------------------------*/
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int subst_shell(char *cmd, char *result, int size)
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{
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#ifdef OS_WINNT
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@ -16844,9 +16916,15 @@ void display_line(LOGBOOK * lbs, int message_id, int number, char *mode,
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if (thumb_status == 2) {
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for (i=0 ; ; i++) {
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strlcpy(str, file_name, sizeof(str));
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if (chkext(str, ".pdf") || chkext(str, ".ps") | chkext(str, ".eps"))
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if (strrchr(str, '.'))
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*strrchr(str, '.') = 0;
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sprintf(str+strlen(str), "-%d.png", i);
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if (file_exist(str)) {
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strlcpy(str, ref, sizeof(str));
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if (chkext(file_name, ".pdf") || chkext(file_name, ".ps") | chkext(file_name, ".eps"))
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if (strrchr(str, '.'))
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*strrchr(str, '.') = 0;
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sprintf(str+strlen(str), "-%d.png", i);
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rsprintf("<a name=\"att%d\" href=\"%s\">\n", index + 1, ref);
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rsprintf("<img src=\"%s\" alt=\"%s\" title=\"%s\"></a>\n", str,
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@ -16857,6 +16935,9 @@ void display_line(LOGBOOK * lbs, int message_id, int number, char *mode,
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} else {
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rsprintf("<a name=\"att%d\" href=\"%s\">\n", index + 1, ref);
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strlcpy(str, ref, sizeof(str));
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if (chkext(str, ".pdf") || chkext(str, ".ps") | chkext(str, ".eps"))
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if (strrchr(str, '.'))
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*strrchr(str, '.') = 0;
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strlcat(str, ".png", sizeof(str));
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rsprintf("<img src=\"%s\" alt=\"%s\" title=\"%s\"></a>\n", str,
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attachment[index] + 14, attachment[index] + 14);
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@ -20757,7 +20838,7 @@ int execute_shell(LOGBOOK * lbs, int message_id, char attrib[MAX_N_ATTR][NAME_LE
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sprintf(str, "SHELL \"%s\"", shell_cmd);
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write_logfile(lbs, str);
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system(shell_cmd);
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my_system(shell_cmd);
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return SUCCESS;
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}
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@ -21953,27 +22034,52 @@ int create_thumbnail(LOGBOOK * lbs, char *file_name)
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if (!chkext(file_name, ".ps") && !chkext(file_name, ".pdf") && !chkext(file_name, ".eps") &&
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!chkext(file_name, ".gif") && !chkext(file_name, ".jpg") && !chkext(file_name, ".jpeg") &&
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!chkext(file_name, ".png") && !chkext(file_name, ".ico"))
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!chkext(file_name, ".png") && !chkext(file_name, ".ico") && !chkext(file_name, ".tif"))
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return 0;
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strlcpy(str, file_name, sizeof(str));
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strlcat(str, "-0.png", sizeof(str));
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if (file_exist(str))
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return 2;
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/* append .png for all files as thumbnail name, except for PDF files (convert bug!) */
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if (chkext(file_name, ".pdf") || chkext(file_name, ".ps") | chkext(file_name, ".eps")) {
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strlcpy(str, file_name, sizeof(str));
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if (strrchr(str, '.'))
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*strrchr(str, '.') = 0;
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strlcat(str, "-0.png", sizeof(str));
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if (file_exist(str))
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return 2;
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strlcpy(str, file_name, sizeof(str));
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strlcat(str, ".png", sizeof(str));
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if (file_exist(str))
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return 1;
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strlcpy(str, file_name, sizeof(str));
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if (strrchr(str, '.'))
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*strrchr(str, '.') = 0;
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strlcat(str, ".png", sizeof(str));
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if (file_exist(str))
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return 1;
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strlcpy(str2, file_name, sizeof(str2));
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strlcpy(str2, file_name, sizeof(str2));
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} else {
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strlcpy(str, file_name, sizeof(str));
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strlcat(str, "-0.png", sizeof(str));
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if (file_exist(str))
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return 2;
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strlcpy(str, file_name, sizeof(str));
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strlcat(str, ".png", sizeof(str));
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if (file_exist(str))
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return 1;
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strlcpy(str2, file_name, sizeof(str2));
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}
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#ifdef OS_UNIX
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strsubst(str2, sizeof(str2), " ", "\\ ");
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strsubst(str, sizeof(str), " ", "\\ ");
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sprintf(cmd, "convert %s\[0-9\] -thumbnail \"%s\" %s", str2, thumb_size, str);
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if (chkext(file_name, ".pdf") || chkext(file_name, ".ps") | chkext(file_name, ".eps"))
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sprintf(cmd, "convert '%s[0-7]' -thumbnail '%s' '%s'", str2, thumb_size, str);
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else
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sprintf(cmd, "convert '%s' -thumbnail '%s' '%s'", str2, thumb_size, str);
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#else
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sprintf(cmd, "convert \"%s[0-9]\" -thumbnail \"%s\" \"%s\"", str2, thumb_size, str);
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if (chkext(file_name, ".pdf") || chkext(file_name, ".ps") | chkext(file_name, ".eps"))
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sprintf(cmd, "convert \"%s[0-7]\" -thumbnail \"%s\" \"%s\"", str2, thumb_size, str);
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else
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sprintf(cmd, "convert \"%s\" -thumbnail \"%s\" \"%s\"", str2, thumb_size, str);
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#endif
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sprintf(str, "SHELL \"%s\"", cmd);
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@ -21981,19 +22087,35 @@ int create_thumbnail(LOGBOOK * lbs, char *file_name)
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if (verbose)
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eprintf(str);
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system(cmd);
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my_system(cmd);
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strlcpy(str, file_name, sizeof(str));
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strlcat(str, ".png", sizeof(str));
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if (file_exist(str))
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return 1;
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if (chkext(file_name, ".pdf") || chkext(file_name, ".ps") | chkext(file_name, ".eps")) {
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strlcpy(str, file_name, sizeof(str));
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if (strrchr(str, '.'))
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*strrchr(str, '.') = 0;
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strlcat(str, "-0.png", sizeof(str));
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if (file_exist(str))
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return 2;
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strlcpy(str, file_name, sizeof(str));
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strlcat(str, "-0.png", sizeof(str));
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if (file_exist(str))
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return 2;
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strlcpy(str, file_name, sizeof(str));
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if (strrchr(str, '.'))
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*strrchr(str, '.') = 0;
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strlcat(str, ".png", sizeof(str));
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if (file_exist(str))
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return 1;
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} else {
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strlcpy(str, file_name, sizeof(str));
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strlcat(str, ".png", sizeof(str));
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if (file_exist(str))
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return 1;
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return 0;
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strlcpy(str, file_name, sizeof(str));
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strlcat(str, "-0.png", sizeof(str));
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if (file_exist(str))
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return 2;
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}
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return 3;
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}
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/*------------------------------------------------------------------*/
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@ -22951,26 +23073,41 @@ void show_elog_entry(LOGBOOK * lbs, char *dec_path, char *command)
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if (thumb_status) {
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rsprintf("<tr><td class=\"attachmentframe\">\n");
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if (thumb_status == 2 && !email) {
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for (i=0 ; ; i++) {
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strlcpy(str, file_name, sizeof(str));
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sprintf(str+strlen(str), "-%d.png", i);
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if (file_exist(str)) {
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strlcpy(str, ref, sizeof(str));
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if (thumb_status == 3) {
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rsprintf("<font color=red><b>%s</b></font>\n",
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loc("Cannot create thumbnail, please check ImageMagick installation"));
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} else {
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if (thumb_status == 2 && !email) {
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for (i=0 ; ; i++) {
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strlcpy(str, file_name, sizeof(str));
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if (chkext(file_name, ".pdf") || chkext(file_name, ".ps") | chkext(file_name, ".eps"))
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if (strrchr(str, '.'))
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*strrchr(str, '.') = 0;
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sprintf(str+strlen(str), "-%d.png", i);
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if (file_exist(str)) {
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strlcpy(str, ref, sizeof(str));
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if (chkext(file_name, ".pdf") || chkext(file_name, ".ps") | chkext(file_name, ".eps"))
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if (strrchr(str, '.'))
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*strrchr(str, '.') = 0;
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sprintf(str+strlen(str), "-%d.png", i);
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rsprintf("<a name=\"att%d\" href=\"%s\">\n", index + 1, ref);
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rsprintf("<img src=\"%s\" alt=\"%s\" title=\"%s\"></a>\n", str,
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attachment[index] + 14, attachment[index] + 14);
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} else
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break;
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}
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} else {
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if (!email) {
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rsprintf("<a name=\"att%d\" href=\"%s\">\n", index + 1, ref);
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strlcpy(str, ref, sizeof(str));
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if (chkext(str, ".pdf"))
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if (strrchr(str, '.'))
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*strrchr(str, '.') = 0;
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strlcat(str, ".png", sizeof(str));
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rsprintf("<img src=\"%s\" alt=\"%s\" title=\"%s\"></a>\n", str,
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attachment[index] + 14, attachment[index] + 14);
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} else
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break;
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}
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} else {
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if (!email) {
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rsprintf("<a name=\"att%d\" href=\"%s\">\n", index + 1, ref);
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strlcpy(str, ref, sizeof(str));
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strlcat(str, ".png", sizeof(str));
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rsprintf("<img src=\"%s\" alt=\"%s\" title=\"%s\"></a>\n", str,
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attachment[index] + 14, attachment[index] + 14);
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}
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}
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}
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rsprintf("</td></tr>\n\n");
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@ -25861,7 +25998,6 @@ int process_http_request(const char *request, int i_conn)
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strcpy(remote_host[i_conn], (char *) inet_ntoa(rem_addr));
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strcpy(rem_host, remote_host[i_conn]);
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printf("X-forwarded-host: %s\n", rem_host);
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}
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if (_logging_level > 3) {
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