Adding upstream version 2.10.36.upstream/2.10.36

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 551 insertions, 0 deletions

diff --git a/plug-ins/common/web-page.c b/plug-ins/common/web-page.c
new file mode 100644
index 0000000..3ceef8a
--- /dev/null
+++ b/plug-ins/common/web-page.c
@@ -0,0 +1,551 @@
+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+/* Webpage plug-in.
+ * Copyright (C) 2011 Mukund Sivaraman <muks@banu.com>.
+ * Portions are copyright of the author of the
+ * file-open-location-dialog.c code.
+ */
+
+#include "config.h"
+
+#include <libgimp/gimp.h>
+#include <libgimp/gimpui.h>
+
+#include <webkit/webkit.h>
+
+#include "libgimp/stdplugins-intl.h"
+
+/* Defines */
+#define PLUG_IN_PROC   "plug-in-web-page"
+#define PLUG_IN_BINARY "web-page"
+#define PLUG_IN_ROLE   "gimp-web-page"
+#define MAX_URL_LEN    2048
+
+typedef struct
+{
+  char      *url;
+  gint32     width;
+  gint       font_size;
+  GdkPixbuf *pixbuf;
+  GError    *error;
+} WebpageVals;
+
+static WebpageVals webpagevals;
+
+typedef struct
+{
+  char   url[MAX_URL_LEN];
+  gint32 width;
+  gint   font_size;
+} WebpageSaveVals;
+
+static void     query           (void);
+static void     run             (const gchar      *name,
+                                 gint              nparams,
+                                 const GimpParam  *param,
+                                 gint             *nreturn_vals,
+                                 GimpParam       **return_vals);
+static gboolean webpage_dialog  (void);
+static gint32   webpage_capture (void);
+
+
+/* Global Variables */
+const GimpPlugInInfo PLUG_IN_INFO =
+{
+  NULL,  /* init_proc  */
+  NULL,  /* quit_proc  */
+  query, /* query_proc */
+  run    /* run_proc   */
+};
+
+
+/* Functions */
+
+MAIN ()
+
+static void
+query (void)
+{
+  static const GimpParamDef args[] =
+  {
+    { GIMP_PDB_INT32,  "run-mode",  "The run mode { RUN-INTERACTIVE (0), RUN-NONINTERACTIVE (1) }" },
+    { GIMP_PDB_STRING, "url",       "URL of the webpage to screenshot"                             },
+    { GIMP_PDB_INT32,  "width",     "The width of the screenshot (in pixels)"                      },
+    { GIMP_PDB_INT32,  "font-size", "The font size to use in the page (in pt)"                     }
+  };
+
+  static const GimpParamDef return_vals[] =
+  {
+    { GIMP_PDB_IMAGE, "image", "Output image" }
+  };
+
+  gimp_install_procedure (PLUG_IN_PROC,
+                          N_("Create an image of a webpage"),
+                          "The plug-in allows you to take a screenshot "
+                          "of a webpage.",
+                          "Mukund Sivaraman <muks@banu.com>",
+                          "2011",
+                          "2011",
+                          N_("From _Webpage..."),
+                          NULL,
+                          GIMP_PLUGIN,
+                          G_N_ELEMENTS (args),
+                          G_N_ELEMENTS (return_vals),
+                          args, return_vals);
+
+  gimp_plugin_menu_register (PLUG_IN_PROC, "<Image>/File/Create/Acquire");
+}
+
+static void
+run (const gchar      *name,
+     gint             nparams,
+     const GimpParam  *param,
+     gint             *nreturn_vals,
+     GimpParam       **return_vals)
+{
+  GimpRunMode        run_mode = param[0].data.d_int32;
+  GimpPDBStatusType  status   = GIMP_PDB_EXECUTION_ERROR;
+  gint32             image_id = -1;
+  static GimpParam   values[2];
+  WebpageSaveVals    save = {"https://www.gimp.org/", 1024, 12};
+
+  INIT_I18N ();
+
+  /* initialize the return of the status */
+  *nreturn_vals = 1;
+  *return_vals  = values;
+  values[0].type = GIMP_PDB_STATUS;
+
+  gimp_get_data (PLUG_IN_PROC, &save);
+
+  webpagevals.url = g_strdup (save.url);
+  webpagevals.width = save.width;
+  webpagevals.font_size = save.font_size;
+
+  /* how are we running today? */
+  switch (run_mode)
+    {
+    case GIMP_RUN_INTERACTIVE:
+      if (webpage_dialog ())
+        status = GIMP_PDB_SUCCESS;
+      else
+        status = GIMP_PDB_CANCEL;
+      break;
+
+    case GIMP_RUN_WITH_LAST_VALS:
+      /* This is currently not supported. */
+      break;
+
+    case GIMP_RUN_NONINTERACTIVE:
+      webpagevals.url = param[1].data.d_string;
+      webpagevals.width = param[2].data.d_int32;
+      webpagevals.font_size = param[3].data.d_int32;
+      status = GIMP_PDB_SUCCESS;
+      break;
+
+    default:
+      break;
+    }
+
+  if (status == GIMP_PDB_SUCCESS)
+    {
+      image_id = webpage_capture ();
+
+      if (image_id == -1)
+        {
+          status = GIMP_PDB_EXECUTION_ERROR;
+
+          if (webpagevals.error)
+            {
+              *nreturn_vals = 2;
+
+              values[1].type = GIMP_PDB_STRING;
+              values[1].data.d_string = webpagevals.error->message;
+            }
+        }
+      else
+        {
+          save.width = webpagevals.width;
+          save.font_size = webpagevals.font_size;
+
+          if (strlen (webpagevals.url) < MAX_URL_LEN)
+            {
+              strncpy (save.url, webpagevals.url, MAX_URL_LEN);
+              save.url[MAX_URL_LEN - 1] = 0;
+            }
+          else
+            {
+              memset (save.url, 0, MAX_URL_LEN);
+            }
+
+          gimp_set_data (PLUG_IN_PROC, &save, sizeof save);
+
+          if (run_mode == GIMP_RUN_INTERACTIVE)
+            gimp_display_new (image_id);
+
+          *nreturn_vals = 2;
+
+          values[1].type         = GIMP_PDB_IMAGE;
+          values[1].data.d_image = image_id;
+        }
+    }
+
+  values[0].data.d_status = status;
+}
+
+static gboolean
+webpage_dialog (void)
+{
+  GtkWidget     *dialog;
+  GtkWidget     *hbox;
+  GtkWidget     *vbox;
+  GtkWidget     *image;
+  GtkWidget     *label;
+  GtkWidget     *entry;
+  GtkSizeGroup  *sizegroup;
+  GtkAdjustment *adjustment;
+  GtkWidget     *spinbutton;
+  GtkWidget     *combo;
+  gint           active;
+  gint           status;
+  gboolean       ret = FALSE;
+
+  gimp_ui_init (PLUG_IN_BINARY, FALSE);
+
+  dialog = gimp_dialog_new (_("Create from webpage"), PLUG_IN_ROLE,
+                            NULL, 0,
+                            gimp_standard_help_func, PLUG_IN_PROC,
+
+                            _("_Cancel"), GTK_RESPONSE_CANCEL,
+                            _("Cre_ate"), GTK_RESPONSE_OK,
+
+                            NULL);
+
+  gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
+                                           GTK_RESPONSE_OK,
+                                           GTK_RESPONSE_CANCEL,
+                                           -1);
+  gimp_window_set_transient (GTK_WINDOW (dialog));
+
+  hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
+  gtk_container_set_border_width (GTK_CONTAINER (hbox), 12);
+  gtk_box_pack_start (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dialog))),
+                      hbox, FALSE, FALSE, 0);
+  gtk_widget_show (hbox);
+
+  vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
+  gtk_box_pack_start (GTK_BOX (hbox), vbox, FALSE, FALSE, 0);
+  gtk_widget_show (vbox);
+
+  image = gtk_image_new_from_icon_name (GIMP_ICON_WEB,
+                                        GTK_ICON_SIZE_BUTTON);
+  gtk_box_pack_start (GTK_BOX (vbox), image, FALSE, FALSE, 0);
+  gtk_widget_show (image);
+
+  vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6);
+  gtk_box_pack_start (GTK_BOX (hbox), vbox, TRUE, TRUE, 0);
+  gtk_widget_show (vbox);
+
+  label = gtk_label_new (_("Enter location (URI):"));
+  gtk_label_set_xalign (GTK_LABEL (label), 0.0);
+  gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
+  gtk_widget_show (label);
+
+  entry = gtk_entry_new ();
+  gtk_entry_set_activates_default (GTK_ENTRY (entry), TRUE);
+  gtk_widget_set_size_request (entry, 400, -1);
+  gtk_box_pack_start (GTK_BOX (vbox), entry, FALSE, FALSE, 0);
+
+  if (webpagevals.url)
+    gtk_entry_set_text (GTK_ENTRY (entry),
+                        webpagevals.url);
+  gtk_widget_show (entry);
+
+  sizegroup = gtk_size_group_new (GTK_SIZE_GROUP_HORIZONTAL);
+
+  /* Width */
+  hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
+  gtk_box_pack_start (GTK_BOX (vbox),
+                      hbox, FALSE, FALSE, 0);
+  gtk_widget_show (hbox);
+
+  label = gtk_label_new (_("Width (pixels):"));
+  gtk_size_group_add_widget (sizegroup, label);
+
+  gtk_label_set_xalign (GTK_LABEL (label), 0.0);
+  gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);
+  gtk_widget_show (label);
+
+  adjustment = (GtkAdjustment *)
+    gtk_adjustment_new (webpagevals.width,
+                        1, 8192, 1, 10, 0);
+  spinbutton = gimp_spin_button_new (adjustment, 1.0, 0);
+  gtk_spin_button_set_numeric (GTK_SPIN_BUTTON (spinbutton), TRUE);
+  gtk_box_pack_start (GTK_BOX (hbox), spinbutton, FALSE, FALSE, 0);
+  gtk_widget_show (spinbutton);
+
+  /* Font size */
+  hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
+  gtk_box_pack_start (GTK_BOX (vbox),
+                      hbox, FALSE, FALSE, 0);
+  gtk_widget_show (hbox);
+
+  label = gtk_label_new (_("Font size:"));
+  gtk_size_group_add_widget (sizegroup, label);
+
+  gtk_label_set_xalign (GTK_LABEL (label), 0.0);
+  gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);
+  gtk_widget_show (label);
+
+  combo = gimp_int_combo_box_new (_("Huge"), 16,
+                                  _("Large"), 14,
+                                  C_("web-page", "Default"), 12,
+                                  _("Small"), 10,
+                                  _("Tiny"), 8,
+                                  NULL);
+
+  switch (webpagevals.font_size)
+    {
+    case 16:
+    case 14:
+    case 12:
+    case 10:
+    case 8:
+      active = webpagevals.font_size;
+      break;
+    default:
+      active = 12;
+    }
+
+  gimp_int_combo_box_set_active (GIMP_INT_COMBO_BOX (combo), active);
+
+  gtk_box_pack_start (GTK_BOX (hbox), combo, FALSE, FALSE, 0);
+  gtk_widget_show (combo);
+
+  g_object_unref (sizegroup);
+
+  status = gimp_dialog_run (GIMP_DIALOG (dialog));
+  if (status == GTK_RESPONSE_OK)
+    {
+      g_free (webpagevals.url);
+      webpagevals.url = g_strdup (gtk_entry_get_text (GTK_ENTRY (entry)));
+
+      webpagevals.width = (gint) gtk_adjustment_get_value
+        (GTK_ADJUSTMENT (adjustment));
+
+      gimp_int_combo_box_get_active (GIMP_INT_COMBO_BOX (combo),
+                                     &webpagevals.font_size);
+
+      ret = TRUE;
+    }
+
+  gtk_widget_destroy (dialog);
+
+  return ret;
+}
+
+static void
+notify_progress_cb (WebKitWebView  *view,
+                    GParamSpec     *pspec,
+                    gpointer        user_data)
+{
+  static gdouble old_progress = 0.0;
+  gdouble progress;
+
+  g_object_get (view,
+                "progress", &progress,
+                NULL);
+
+  if ((progress - old_progress) > 0.01)
+    {
+      gimp_progress_update (progress);
+      old_progress = progress;
+    }
+}
+
+static gboolean
+load_error_cb (WebKitWebView  *view,
+               WebKitWebFrame *web_frame,
+               gchar          *uri,
+               gpointer        web_error,
+               gpointer        user_data)
+{
+  webpagevals.error = g_error_copy ((GError *) web_error);
+
+  gtk_main_quit ();
+
+  return TRUE;
+}
+
+static void
+notify_load_status_cb (WebKitWebView  *view,
+                       GParamSpec     *pspec,
+                       gpointer        user_data)
+{
+  WebKitLoadStatus status;
+
+  g_object_get (view,
+                "load-status", &status,
+                NULL);
+
+  if (status == WEBKIT_LOAD_FINISHED)
+    {
+      if (!webpagevals.error)
+        {
+          webpagevals.pixbuf = gtk_offscreen_window_get_pixbuf
+            (GTK_OFFSCREEN_WINDOW (user_data));
+        }
+
+      gtk_main_quit ();
+    }
+}
+
+static gint32
+webpage_capture (void)
+{
+  gint32 image = -1;
+  gchar *scheme;
+  GtkWidget *window;
+  GtkWidget *view;
+  WebKitWebSettings *settings;
+  char *ua_old;
+  char *ua;
+
+  if (webpagevals.pixbuf)
+    {
+      g_object_unref (webpagevals.pixbuf);
+      webpagevals.pixbuf = NULL;
+    }
+  if (webpagevals.error)
+    {
+      g_error_free (webpagevals.error);
+      webpagevals.error = NULL;
+    }
+
+  if ((!webpagevals.url) ||
+      (strlen (webpagevals.url) == 0))
+    {
+      g_set_error (&webpagevals.error, 0, 0, _("No URL was specified"));
+      return -1;
+    }
+
+  scheme = g_uri_parse_scheme (webpagevals.url);
+  if (!scheme)
+    {
+      char *url;
+
+      /* If we were not given a well-formed URL, make one. */
+
+      url = g_strconcat ("http://", webpagevals.url, NULL);
+      g_free (webpagevals.url);
+      webpagevals.url = url;
+
+      g_free (scheme);
+    }
+
+  if (webpagevals.width < 32)
+    {
+      g_warning ("Width '%d' is too small. Clamped to 32.",
+                 webpagevals.width);
+      webpagevals.width = 32;
+    }
+  else if (webpagevals.width > 8192)
+    {
+      g_warning ("Width '%d' is too large. Clamped to 8192.",
+                 webpagevals.width);
+      webpagevals.width = 8192;
+    }
+
+  window = gtk_offscreen_window_new ();
+  gtk_widget_show (window);
+
+  view = webkit_web_view_new ();
+  gtk_widget_show (view);
+
+  gtk_widget_set_size_request (view, webpagevals.width, -1);
+  gtk_container_add (GTK_CONTAINER (window), view);
+
+  /* Append "GIMP/<GIMP_VERSION>" to the user agent string */
+  settings = webkit_web_view_get_settings (WEBKIT_WEB_VIEW (view));
+  g_object_get (settings,
+                "user-agent", &ua_old,
+                NULL);
+  ua = g_strdup_printf ("%s GIMP/%s", ua_old, GIMP_VERSION);
+  g_object_set (settings,
+                "user-agent", ua,
+                NULL);
+  g_free (ua_old);
+  g_free (ua);
+
+  /* Set font size */
+  g_object_set (settings,
+                "default-font-size", webpagevals.font_size,
+                NULL);
+
+  g_signal_connect (view, "notify::progress",
+                    G_CALLBACK (notify_progress_cb),
+                    window);
+  g_signal_connect (view, "load-error",
+                    G_CALLBACK (load_error_cb),
+                    window);
+  g_signal_connect (view, "notify::load-status",
+                    G_CALLBACK (notify_load_status_cb),
+                    window);
+
+  gimp_progress_init_printf (_("Downloading webpage '%s'"), webpagevals.url);
+
+  webkit_web_view_open (WEBKIT_WEB_VIEW (view),
+                        webpagevals.url);
+
+  gtk_main ();
+
+  gtk_widget_destroy (window);
+
+  gimp_progress_update (1.0);
+
+  if (webpagevals.pixbuf)
+    {
+      gint width;
+      gint height;
+      gint32 layer;
+
+      gimp_progress_init_printf (_("Transferring webpage image for '%s'"),
+                                 webpagevals.url);
+
+      width  = gdk_pixbuf_get_width (webpagevals.pixbuf);
+      height = gdk_pixbuf_get_height (webpagevals.pixbuf);
+
+      image = gimp_image_new (width, height, GIMP_RGB);
+
+      gimp_image_undo_disable (image);
+      layer = gimp_layer_new_from_pixbuf (image, _("Webpage"),
+                                          webpagevals.pixbuf,
+                                          100,
+                                          gimp_image_get_default_new_layer_mode (image),
+                                          0.0, 1.0);
+      gimp_image_insert_layer (image, layer, -1, 0);
+      gimp_image_undo_enable (image);
+
+      g_object_unref (webpagevals.pixbuf);
+      webpagevals.pixbuf = NULL;
+
+      gimp_progress_update (1.0);
+    }
+
+  return image;
+}