+static gint
+ev_print_job_get_first_page (EvJobPrint *job)
+{
+ gint i;
+ gint first_page = G_MAXINT;
+
+ if (job->n_ranges == 0)
+ return 0;
+
+ for (i = 0; i < job->n_ranges; i++) {
+ if (job->ranges[i].start < first_page)
+ first_page = job->ranges[i].start;
+ }
+
+ return MAX (0, first_page);
+}
+
+static gint
+ev_print_job_get_last_page (EvJobPrint *job)
+{
+ gint i;
+ gint last_page = G_MININT;
+ gint max_page;
+
+ max_page = ev_document_get_n_pages (EV_JOB (job)->document) - 1;
+
+ if (job->n_ranges == 0)
+ return max_page;
+
+ for (i = 0; i < job->n_ranges; i++) {
+ if (job->ranges[i].end > last_page)
+ last_page = job->ranges[i].end;
+ }
+
+ return MIN (max_page, last_page);
+}
+
+static gboolean
+ev_print_job_print_page_in_set (EvJobPrint *job,
+ gint page)
+{
+ switch (job->page_set) {
+ case EV_PRINT_PAGE_SET_EVEN:
+ return page % 2 == 0;
+ case EV_PRINT_PAGE_SET_ODD:
+ return page % 2 != 0;
+ case EV_PRINT_PAGE_SET_ALL:
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+static gint *
+ev_job_print_get_page_list (EvJobPrint *job,
+ gint *n_pages)
+{
+ gint i, j, page, max_page;
+ gint pages = 0;
+ gint *page_list;
+
+ max_page = ev_document_get_n_pages (EV_JOB (job)->document) - 1;
+
+ for (i = 0; i < job->n_ranges; i++) {
+ gint rsize;
+ gint start, end;
+
+ if (job->ranges[i].start > max_page)
+ continue;
+
+ start = job->ranges[i].start + 1;
+ end = job->ranges[i].end <= max_page ? job->ranges[i].end + 1 : max_page + 1;
+ rsize = end - start + 1;
+
+ switch (job->page_set) {
+ case EV_PRINT_PAGE_SET_EVEN:
+ pages += start % 2 == 0 ? (rsize / 2) + (rsize % 2) : (rsize / 2);
+ break;
+ case EV_PRINT_PAGE_SET_ODD:
+ pages += start % 2 != 0 ? (rsize / 2) + (rsize % 2) : (rsize / 2);
+ break;
+ default:
+ pages += rsize;
+ break;
+ }
+ }
+
+ *n_pages = pages;
+
+ if (pages == 0)
+ return NULL;
+
+ page_list = g_new (gint, pages);
+
+ page = 0;
+ for (i = 0; i < job->n_ranges; i++) {
+ for (j = job->ranges[i].start; j <= job->ranges[i].end; j++) {
+ if (j > max_page)
+ break;
+
+ if (ev_print_job_print_page_in_set (job, j + 1))
+ page_list[page++] = j;
+ }
+ }
+
+ return page_list;
+}
+
+void
+ev_job_print_run (EvJobPrint *job)
+{
+ EvDocument *document = EV_JOB (job)->document;
+ EvFileExporterContext fc;
+ EvRenderContext *rc;
+ gint fd;
+ gint *page_list;
+ gint n_pages;
+ gint last_page;
+ gint first_page;
+ gint i, j;
+ gchar *filename;
+
+ g_return_if_fail (EV_IS_JOB_PRINT (job));
+
+ if (job->temp_file)
+ g_free (job->temp_file);
+ job->temp_file = NULL;
+
+ if (job->error)
+ g_error_free (job->error);
+ job->error = NULL;
+
+ filename = g_strdup_printf ("evince_print.%s.XXXXXX", job->format);
+ fd = g_file_open_tmp (filename, &job->temp_file, &job->error);
+ g_free (filename);
+ if (fd <= -1) {
+ EV_JOB (job)->finished = TRUE;
+ return;
+ }
+
+ page_list = ev_job_print_get_page_list (job, &n_pages);
+ if (n_pages == 0) {
+ close (fd);
+ EV_JOB (job)->finished = TRUE;
+ return;
+ }
+
+ first_page = ev_print_job_get_first_page (job);
+ last_page = ev_print_job_get_last_page (job);
+
+ fc.format = g_ascii_strcasecmp (job->format, "pdf") == 0 ?
+ EV_FILE_FORMAT_PDF : EV_FILE_FORMAT_PS;
+ fc.filename = job->temp_file;
+ fc.first_page = MIN (first_page, last_page);
+ fc.last_page = MAX (first_page, last_page);
+ fc.paper_width = job->width;
+ fc.paper_height = job->height;
+ fc.duplex = FALSE;
+ fc.pages_per_sheet = MAX (1, job->pages_per_sheet);
+
+ rc = ev_render_context_new (0, 0, 1.0);
+
+ ev_document_doc_mutex_lock ();
+ ev_file_exporter_begin (EV_FILE_EXPORTER (document), &fc);
+
+ for (i = 0; i < job->copies; i++) {
+ gint page, step;
+ gint n_copies;
+
+ step = job->reverse ? -1 * job->pages_per_sheet : job->pages_per_sheet;
+ page = job->reverse ? (n_pages / job->pages_per_sheet) * job->pages_per_sheet : 0;
+ n_copies = job->collate ? job->copies : 1;
+
+ while ((job->reverse && (page >= 0)) || (!job->reverse && (page < n_pages))) {
+ gint k;
+
+ ev_file_exporter_begin_page (EV_FILE_EXPORTER (document));
+
+ for (j = 0; j < job->pages_per_sheet; j++) {
+ gint p = page + j;
+
+ if (p < 0 || p >= n_pages)
+ break;
+
+ ev_render_context_set_page (rc, page_list[p]);
+
+ for (k = 0; k < n_copies; k++) {
+ ev_file_exporter_do_page (EV_FILE_EXPORTER (document), rc);
+ }
+ }
+
+ ev_file_exporter_end_page (EV_FILE_EXPORTER (document));
+
+ page += step;
+ }
+
+ if (job->collate)
+ break;
+ }
+
+ ev_file_exporter_end (EV_FILE_EXPORTER (document));
+ ev_document_doc_mutex_unlock ();
+
+ g_free (page_list);
+ close (fd);
+ g_object_unref (rc);
+
+ EV_JOB (job)->finished = TRUE;
+}