Change a bazillion URLs to https://

Including all user-visible link and links called from code, like
the help pages.

COPYING

                     GNU GENERAL PUBLIC LICENSE
                        Version 3, 29 June 2007
 
- Copyright (C) 2007 Free Software Foundation, Inc. <http://fsf.org/>
+ Copyright (C) 2007 Free Software Foundation, Inc. <https://fsf.org/>
  Everyone is permitted to copy and distribute verbatim copies
  of this license document, but changing it is not allowed.
 
@@ -671,4 +671,4 @@ into proprietary programs.  If your program is a subroutine library, you
 may consider it more useful to permit linking proprietary applications with
 the library.  If this is what you want to do, use the GNU Lesser General
 Public License instead of this License.  But first, please read
-<http://www.gnu.org/philosophy/why-not-lgpl.html>.
+<https://www.gnu.org/philosophy/why-not-lgpl.html>.

HACKING

@@ -10,14 +10,14 @@ to have the following packages (or newer versions) installed:
     * GNU libtool 1.5
         - ftp://ftp.gnu.org/gnu/libtool/
 
-Fine GNU mirrors are listed at http://www.gnu.org/prep/ftp.html
+Fine GNU mirrors are listed at https://www.gnu.org/prep/ftp.html
 Beta software can be found at alpha.gnu.org.
 
     * pkg-config 0.16.0 (or preferably a newer version)
-        - http://www.freedesktop.org/software/pkgconfig/
+        - https://www.freedesktop.org/software/pkgconfig/
 
     * gtkdocize
-        - http://ftp.gnome.org/pub/GNOME/sources/gtk-doc/
+        - https://ftp.gnome.org/pub/GNOME/sources/gtk-doc/
 
     * xsltproc
         - ftp://ftp.gnome.org/pub/GNOME/sources/libxslt/1.1/
@@ -83,8 +83,8 @@ to get GIMP from the the git server:
 
 You can read more on using GNOME's git service at these URLs:
 
-    http://live.gnome.org/Git
-    http://www.kernel.org/pub/software/scm/git/docs/
+    https://wiki.gnome.org/Git
+    https://www.kernel.org/pub/software/scm/git/docs/
 
 
 You will also need relatively new stable releases of glib, pango, atk,

INSTALL.in

@@ -30,16 +30,16 @@ header files installed.
 
 
   1. You need to have installed a recent version of pkg-config (>= @GIMP_PKGCONFIG_VERSION@) available
-     from http://www.freedesktop.org/software/pkgconfig/.
+     from https://www.freedesktop.org/software/pkgconfig/.
 
   2. You need intltool (at least @INTLTOOL_REQUIRED_VERSION@, but preferably a newer version).
      Intltool can be downloaded from
-     http://ftp.gnome.org/pub/gnome/sources/intltool/
+     https://ftp.gnome.org/pub/gnome/sources/intltool/
      You are recommended to install gettext version @XGETTEXT_RECOMMENDED_VERSION@ or over. Earlier gettext had
      issues with script-fu localization, ending up in incomplete GIMP localization.
 
   3. You need to have GEGL version @GEGL_REQUIRED_VERSION@ or newer and babl version
-     @BABL_REQUIRED_VERSION@ or newer. You can get them from http://gegl.org/ or clone
+     @BABL_REQUIRED_VERSION@ or newer. You can get them from https://gegl.org/ or clone
      them from the GNOME git repository:
 
        https://gitlab.gnome.org/GNOME/babl.git
@@ -51,7 +51,7 @@ header files installed.
      from ftp://ftp.gtk.org/.
 
   5. We use cairo >= @CAIRO_REQUIRED_VERSION@, which is hosted at
-     http://www.cairographics.org/.
+     https://www.cairographics.org/.
 
   6. We require PangoCairo, a Pango backend using Cairo. Make sure you
      have Cairo, FreeType2 and fontconfig installed before you compile
@@ -370,7 +370,7 @@ When ./configure fails
 
 'configure' uses pkg-config, a tool that replaces the old foo-config
 scripts. The most recent version is available from
-	http://www.freedesktop.org/software/pkgconfig/
+	https://www.freedesktop.org/software/pkgconfig/
 
 'configure' tries to compile and run a short GTK+ program. There are
 several reasons why this might fail:

README

@@ -21,21 +21,21 @@ detailed installation instructions, see the file INSTALL.
 
 GIMP's home page is at:
 
-	http://www.gimp.org/
+	https://www.gimp.org/
 
 Please be sure to visit this site for information, documentation,
 tutorials, news, etc.  All things GIMP-ish are available from there.
 
 The automated plug-in registry is located at:
 
-	http://registry.gimp.org/
+	https://registry.gimp.org/
 
 There you can get the latest versions of plug-ins, using a convenient
 forms-based interface.
 
 The latest version of GIMP can be found at:
 
-	http://www.gimp.org/downloads/
+	https://www.gimp.org/downloads/
 
 
 2. Mailing Lists
@@ -44,7 +44,7 @@ The latest version of GIMP can be found at:
 We have several mailing lists dedicated to GIMP user and development
 discussion.  There is more info at
 
-	http://www.gimp.org/mail_lists.html
+	https://www.gimp.org/mail_lists.html
 
 Links to several archives of the mailing lists are included in that page.
 

README.i18n

@@ -3,13 +3,13 @@ This file contains some important hints for translators.
 
 The current status of the GIMP translation can be checked at
 
-  http://l10n.gnome.org/module/gimp
+  https://l10n.gnome.org/module/gimp
 
 
 Translation of the GNU Image Manipulation Program is handled by the
-GNOME Translation Project (see http://l10n.gnome.org/). If you want to
+GNOME Translation Project (see https://l10n.gnome.org/). If you want to
 help, we suggest that you get in touch with the translation team of
-your language (see http://l10n.gnome.org/teams/).
+your language (see https://l10n.gnome.org/teams/).
 
 
 GIMP is different

app/config/gimpguiconfig.c

@@ -40,7 +40,7 @@
 #endif
 
 #define DEFAULT_USER_MANUAL_ONLINE_URI \
-  "http://docs.gimp.org/" GIMP_APP_VERSION_STRING
+  "https://docs.gimp.org/" GIMP_APP_VERSION_STRING
 
 
 enum

app/core/gimpcontainer.c

@@ -652,7 +652,7 @@ gimp_container_remove (GimpContainer *container,
   if (n_children == container->priv->n_children)
     {
       g_warning ("%s: GimpContainer::remove() implementation did not "
-                 "chain up. Please report this at http://www.gimp.org/bugs/",
+                 "chain up. Please report this at https://www.gimp.org/bugs/",
                  G_STRFUNC);
 
       container->priv->n_children--;

app/core/gimpgradient-save.c

@@ -142,7 +142,7 @@ gimp_gradient_save_pov (GimpGradient  *gradient,
     return FALSE;
 
   string = g_string_new ("/* color_map file created by GIMP */\n"
-                         "/* http://www.gimp.org/           */\n"
+                         "/* https://www.gimp.org/          */\n"
                          "color_map {\n");
 
   for (seg = gradient->segments; seg; seg = seg->next)

app/core/gimpimagefile.h

@@ -4,7 +4,7 @@
  * gimpimagefile.h
  *
  * Thumbnail handling according to the Thumbnail Managing Standard.
- * http://triq.net/~pearl/thumbnail-spec/
+ * https://specifications.freedesktop.org/thumbnail-spec/
  *
  * Copyright (C) 2001-2002  Sven Neumann <sven@gimp.org>
  *                          Michael Natterer <mitch@gimp.org>

app/dialogs/lebl-dialog.h

@@ -15345,7 +15345,7 @@ GResource *lebl_dialog_get_resource (void)
 #elif defined(__SUNPRO_C)
 
 /* This is not tested, but i believe it should work, based on:
- * http://opensource.apple.com/source/OpenSSL098/OpenSSL098-35/src/fips/fips_premain.c
+ * https://opensource.apple.com/source/OpenSSL098/OpenSSL098-35/src/fips/fips_premain.c
  */
 
 #define G_HAS_CONSTRUCTORS 1

app/dialogs/tips-dialog.c

@@ -189,7 +189,7 @@ tips_dialog_create (Gimp *gimp)
   gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
   gtk_widget_show (hbox);
 
-  more_button = gtk_link_button_new_with_label ("http://docs.gimp.org/",
+  more_button = gtk_link_button_new_with_label ("https://docs.gimp.org/",
   /*  a link to the related section in the user manual  */
                                                 _("Learn more"));
   gtk_widget_show (more_button);
@@ -249,7 +249,7 @@ tips_dialog_set_tip (GimpTip *tip)
 
   /*  set the URI to unset the "visited" state  */
   gtk_link_button_set_uri (GTK_LINK_BUTTON (more_button),
-                           "http://docs.gimp.org/");
+                           "https://docs.gimp.org/");
 
   gtk_widget_set_sensitive (more_button, tip->help_id != NULL);
 }

app/display/gimpimagewindow.c

@@ -401,7 +401,7 @@ gimp_image_window_constructed (GObject *object)
                           private->menubar, FALSE, FALSE, 0);
 
       /*  make sure we can activate accels even if the menubar is invisible
-       *  (see http://bugzilla.gnome.org/show_bug.cgi?id=137151)
+       *  (see https://bugzilla.gnome.org/show_bug.cgi?id=137151)
        */
       g_signal_connect (private->menubar, "can-activate-accel",
                         G_CALLBACK (gtk_true),
@@ -765,7 +765,7 @@ gimp_image_window_style_updated (GtkWidget *widget)
 
   /*  Only set user pos on the empty display because it gets a pos
    *  set by gimp. All other displays should be placed by the window
-   *  manager. See http://bugzilla.gnome.org/show_bug.cgi?id=559580
+   *  manager. See https://bugzilla.gnome.org/show_bug.cgi?id=559580
    */
   if (! gimp_display_get_image (shell->display))
     geometry_mask |= GDK_HINT_USER_POS;

app/operations/gimpoperationflood.c

@@ -20,7 +20,7 @@
 
 
 /* Implementation of the Flood algorithm.
- * See http://wiki.gimp.org/wiki/Algorithms:Flood for details.
+ * See https://wiki.gimp.org/wiki/Algorithms:Flood for details.
  */
 
 
@@ -238,7 +238,7 @@ gimp_operation_flood_class_init (GimpOperationFloodClass *klass)
                                  "name",        "gimp:flood",
                                  "categories",  "gimp",
                                  "description", "GIMP Flood operation",
-                                 "reference", "http://wiki.gimp.org/wiki/Algorithms:Flood",
+                                 "reference", "https://wiki.gimp.org/wiki/Algorithms:Flood",
                                  "reference-image", "flood-output.png",
                                  "reference-composition", reference_xml,
                                  NULL);

app/pdb/drawable-cmds.c

@@ -1832,7 +1832,7 @@ register_drawable_procs (GimpPDB *pdb)
   gimp_procedure_set_static_strings (procedure,
                                      "gimp-drawable-foreground-extract",
                                      "Extract the foreground of a drawable using a given trimap.",
-                                     "Image Segmentation by Uniform Color Clustering, see http://www.inf.fu-berlin.de/inst/pubs/tr-b-05-07.pdf",
+                                     "Image Segmentation by Uniform Color Clustering, see https://www.inf.fu-berlin.de/inst/pubs/tr-b-05-07.pdf",
                                      "Gerald Friedland <fland@inf.fu-berlin.de>, Kristian Jantz <jantz@inf.fu-berlin.de>, Sven Neumann <sven@gimp.org>",
                                      "Gerald Friedland",
                                      "2005",

app/pdb/fileops-cmds.c

@@ -633,7 +633,7 @@ register_fileops_procs (GimpPDB *pdb)
   gimp_procedure_set_static_strings (procedure,
                                      "gimp-file-load",
                                      "Loads an image file by invoking the right load handler.",
-                                     "This procedure invokes the correct file load handler using magic if possible, and falling back on the file's extension and/or prefix if not. The name of the file to load is typically a full pathname, and the name entered is what the user actually typed before prepending a directory path. The reason for this is that if the user types http://www.xcf/~gimp/ he wants to fetch a URL, and the full pathname will not look like a URL.",
+                                     "This procedure invokes the correct file load handler using magic if possible, and falling back on the file's extension and/or prefix if not. The name of the file to load is typically a full pathname, and the name entered is what the user actually typed before prepending a directory path. The reason for this is that if the user types https://www.gimp.org/foo.png he wants to fetch a URL, and the full pathname will not look like a URL.",
                                      "Josh MacDonald",
                                      "Josh MacDonald",
                                      "1997",
@@ -774,7 +774,7 @@ register_fileops_procs (GimpPDB *pdb)
   gimp_procedure_set_static_strings (procedure,
                                      "gimp-file-save",
                                      "Saves a file by extension.",
-                                     "This procedure invokes the correct file save handler according to the file's extension and/or prefix. The name of the file to save is typically a full pathname, and the name entered is what the user actually typed before prepending a directory path. The reason for this is that if the user types http://www.xcf/~gimp/ she wants to fetch a URL, and the full pathname will not look like a URL.",
+                                     "This procedure invokes the correct file save handler according to the file's extension and/or prefix. The name of the file to save is typically a full pathname, and the name entered is what the user actually typed before prepending a directory path. The reason for this is that if the user types https://www.gimp.org/foo.png she wants to fetch a URL, and the full pathname will not look like a URL.",
                                      "Josh MacDonald",
                                      "Josh MacDonald",
                                      "1997",

app/pdb/text-layer-cmds.c

@@ -1266,7 +1266,7 @@ register_text_layer_procs (GimpPDB *pdb)
   gimp_procedure_set_static_strings (procedure,
                                      "gimp-text-layer-get-markup",
                                      "Get the markup from a text layer as string.",
-                                     "This procedure returns the markup of the styles from a text layer. The markup will be in the form of Pango's markup - See http://www.pango.org/ for more information about Pango and its markup. Note: Setting the markup of a text layer using Pango's markup is not supported for now.",
+                                     "This procedure returns the markup of the styles from a text layer. The markup will be in the form of Pango's markup - See https://www.pango.org/ for more information about Pango and its markup. Note: Setting the markup of a text layer using Pango's markup is not supported for now.",
                                      "Barak Itkin <lightningismyname@gmail.com>",
                                      "Barak Itkin",
                                      "2010",

app/text/gimpfont.c

@@ -395,10 +395,10 @@ gimp_font_get_sample_string (PangoContext         *context,
   /* This is a table of scripts and corresponding short sample strings
    * to be used instead of the Latin sample string Aa. The script
    * codes are as in ISO15924 (see
-   * http://www.unicode.org/iso15924/iso15924-codes.html), but in
+   * https://www.unicode.org/iso15924/iso15924-codes.html), but in
    * lower case. The Unicode subrange bit numbers, as used in TrueType
    * so-called OS/2 tables, are from
-   * http://www.microsoft.com/typography/otspec/os2.htm#ur .
+   * https://www.microsoft.com/typography/otspec/os2.htm#ur .
    *
    * The table is mostly ordered by Unicode order. But as there are
    * fonts that support several of these scripts, the ordering is
@@ -414,7 +414,7 @@ gimp_font_get_sample_string (PangoContext         *context,
    * This table is used to determine the primary script a font has
    * been designed for.
    *
-   * Very useful link: http://www.travelphrases.info/fonts.html
+   * Very useful link: https://www.wazu.jp/index.html
    */
   static const struct
   {

app/widgets/gimphelp.c

@@ -614,7 +614,7 @@ gimp_help_get_help_domains (Gimp    *gimp,
   *domain_names = g_new0 (gchar *, n_domains + 1);
   *domain_uris  = g_new0 (gchar *, n_domains + 1);
 
-  (*domain_names)[0] = g_strdup ("http://www.gimp.org/help");
+  (*domain_names)[0] = g_strdup ("https://www.gimp.org/help");
   (*domain_uris)[0]  = gimp_help_get_default_domain_uri (gimp);
 
   for (i = 0; i < n_domains; i++)

autogen.sh

@@ -130,7 +130,7 @@ else
       echo "  You must have gtk-doc installed to compile $PROJECT."
       echo "  Install the appropriate package for your distribution,"
       echo "  or get the source tarball at"
-      echo "  http://ftp.gnome.org/pub/GNOME/sources/gtk-doc/"
+      echo "  https://ftp.gnome.org/pub/GNOME/sources/gtk-doc/"
       echo "  You can also use the option --disable-gtk-doc to skip"
       echo "  this test but then you will not be able to generate a"
       echo "  configure script that can build the API documentation."

data/tips/fortunes.xsl

@@ -2,7 +2,7 @@
 
 <!-- This simple XSL transformation creates a text version from
      gimp-tips.xml.in which can then be used to seed
-     http://wiki.gimp.org/gimp/FortuneCookies in the GIMP Wiki. -->
+     https://wiki.gimp.org/gimp/FortuneCookies in the GIMP Wiki. -->
 
 <xsl:stylesheet version="1.0"
                 xmlns:xsl="http://www.w3.org/1999/XSL/Transform">

desktop/gimp-data-extras.metainfo.xml.in.in

@@ -5,7 +5,7 @@
   <extends>gimp.desktop</extends>
   <_name>Extra files for GIMP</_name>
   <_summary>Patterns, gradients, and other extra files for GIMP</_summary>
-  <url type="homepage">http://www.gimp.org/</url>
+  <url type="homepage">https://www.gimp.org/</url>
   <url type="bugtracker">@BUG_REPORT_URL@</url>
   <metadata_license>CC0-1.0</metadata_license>
   <project_license>GPL-3.0+</project_license>

desktop/org.gimp.GIMP.appdata.xml.in.in

@@ -5,7 +5,7 @@
 
   <!--
       The tag 'metadata_license' means the licence of this file, not the whole
-      product; see http://people.freedesktop.org/~hughsient/appdata/
+      product; see https://people.freedesktop.org/~hughsient/appdata/
       as of 20.09.2013. The CC0 licence is GPL compatible, see
       https://www.gnu.org/licenses/license-list.html#GPLCompatibleLicenses
       as of 20.09.2013

devel-docs/README

@@ -4,7 +4,7 @@ Developers documentation
 This directory holds information that you will find useful if you
 develop a GIMP plug-in or want to work on the GIMP core.
 
-See http://wiki.gimp.org/index.php/Main_Page for more information.
+See https://wiki.gimp.org/index.php/Main_Page for more information.
 
    app                     - setup for documentation of the GIMP core;
                              not built by default since it is huge and

devel-docs/submitting-patches.txt

-See http://gimp.org/bugs/howtos/submit-patch.html for instructions
+See https://gimp.org/bugs/howtos/submit-patch.html for instructions

docs/Wilber.xcf.gz.README

@@ -4,7 +4,7 @@ Wilber.xcf.gz.README
 This is Wilber, the Gimp Mascot.
 
 Gimp is a image manipulation program for unix computers, see 
-http://www.gimp.org for more detais.
+https://www.gimp.org for more detais.
 
 The use of Wilber.xcf.gz is free, though it would be kind of you to mention 
 the original author (Tuomas Kuosmanen <tigert@gimp.org>) somewhere.

gimp.doap

@@ -53,13 +53,13 @@
       GIMP è disponibile per Linux, Windows e OS X.
   </description>
 
-  <homepage rdf:resource="http://www.gimp.org" />
+  <homepage rdf:resource="https://www.gimp.org" />
 
-  <mailing-list rdf:resource="http://gimp.org/mail_lists.html" />
+  <mailing-list rdf:resource="https://gimp.org/mail_lists.html" />
 
   <category rdf:resource="http://api.gnome.org/doap-extensions#apps" />
 
-  <download-page rdf:resource="http:///www.gimp.org/downloads/" />
+  <download-page rdf:resource="https:///www.gimp.org/downloads/" />
 
   <bug-database
     rdf:resource="https://gitlab.gnome.org/GNOME/gimp/issues"

libgimp/COPYING

 		   GNU LESSER GENERAL PUBLIC LICENSE
                        Version 3, 29 June 2007
 
- Copyright (C) 2007 Free Software Foundation, Inc. <http://fsf.org/>
+ Copyright (C) 2007 Free Software Foundation, Inc. <https://fsf.org/>
  Everyone is permitted to copy and distribute verbatim copies
  of this license document, but changing it is not allowed.
 

libgimp/gimpdrawable_pdb.c

@@ -949,7 +949,7 @@ _gimp_drawable_sub_thumbnail (gint32   drawable_ID,
  * Extract the foreground of a drawable using a given trimap.
  *
  * Image Segmentation by Uniform Color Clustering, see
- * http://www.inf.fu-berlin.de/inst/pubs/tr-b-05-07.pdf
+ * https://www.inf.fu-berlin.de/inst/pubs/tr-b-05-07.pdf
  *
  * Returns: TRUE on success.
  *

libgimp/gimpfileops_pdb.c

@@ -49,8 +49,8 @@
  * not. The name of the file to load is typically a full pathname, and
  * the name entered is what the user actually typed before prepending a
  * directory path. The reason for this is that if the user types
- * http://www.xcf/~gimp/ he wants to fetch a URL, and the full pathname
- * will not look like a URL.
+ * https://www.gimp.org/foo.png he wants to fetch a URL, and the full
+ * pathname will not look like a URL.
  *
  * Returns: The output image.
  **/
@@ -184,8 +184,9 @@ gimp_file_load_layers (GimpRunMode  run_mode,
  * the file's extension and/or prefix. The name of the file to save is
  * typically a full pathname, and the name entered is what the user
  * actually typed before prepending a directory path. The reason for
- * this is that if the user types http://www.xcf/~gimp/ she wants to
- * fetch a URL, and the full pathname will not look like a URL.
+ * this is that if the user types https://www.gimp.org/foo.png she
+ * wants to fetch a URL, and the full pathname will not look like a
+ * URL.
  *
  * Returns: TRUE on success.
  **/

libgimp/gimptextlayer_pdb.c

@@ -157,7 +157,7 @@ gimp_text_layer_set_text (gint32       layer_ID,
  *
  * This procedure returns the markup of the styles from a text layer.
  * The markup will be in the form of Pango's markup - See
- * http://www.pango.org/ for more information about Pango and its
+ * https://www.pango.org/ for more information about Pango and its
  * markup. Note: Setting the markup of a text layer using Pango's
  * markup is not supported for now.
  *

libgimpcolor/gimprgb-parse.c

@@ -217,7 +217,7 @@ static const ColorEntry named_colors[] =
  * @len:  the length of @name, in bytes. or -1 if @name is nul-terminated
  *
  * Attempts to parse a color name. This function accepts <ulink
- * url="http://www.w3.org/TR/SVG/types.html#ColorKeywords">SVG 1.0
+ * url="https://www.w3.org/TR/SVG/types.html#ColorKeywords">SVG 1.0
  * color keywords</ulink>.
  *
  * This function does not touch the alpha component of @rgb.
@@ -379,7 +379,7 @@ gimp_rgba_parse_css (GimpRGB     *rgba,
  * @colors: return location for an array of GimpRGB structs
  *
  * Returns the list of <ulink
- * url="http://www.w3.org/TR/SVG/types.html">SVG 1.0 color
+ * url="https://www.w3.org/TR/SVG/types.html">SVG 1.0 color
  * keywords</ulink> that is used by gimp_rgb_parse_name().
  *
  * The returned strings are const and must not be freed. Only the two

libgimpwidgets/gimpframe.c

@@ -219,7 +219,7 @@ gimp_frame_get_label_spacing (GimpFrame *frame)
  * variant of #GtkFrame. It doesn't render a frame at all but
  * otherwise behaves like a frame. The frame's title is rendered in
  * bold and the frame content is indented four spaces as suggested by
- * the GNOME HIG (see http://developer.gnome.org/projects/gup/hig/).
+ * the GNOME HIG (see https://developer.gnome.org/hig/stable/).
  *
  * Return value: a new #GimpFrame widget
  *

pdb/README_NEW_PDB_PROC

@@ -40,9 +40,9 @@ Anything I should know before continuing this tutorial?
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 Yes. You should know
-http://en.wikipedia.org/wiki/C_%28programming_language%29[C Programming]
+https://en.wikipedia.org/wiki/C_%28programming_language%29[C Programming]
 (C is the language in which GIMP is coded), know a bit of
-http://library.gnome.org/devel/glib/stable/[Glib] (the library which
+https://library.gnome.org/devel/glib/stable/[Glib] (the library which
 GIMP uses for many of it's data-structures). In addition, you should
 know enough about the GIMP core for implementing your function (this is
 not a programming tutorial, this is only a technical tutorial) or at

pdb/groups/drawable.pdb

@@ -915,7 +915,7 @@ sub drawable_foreground_extract {
 
     $help = <<'HELP';
 Image Segmentation by Uniform Color Clustering, see
-http://www.inf.fu-berlin.de/inst/pubs/tr-b-05-07.pdf
+https://www.inf.fu-berlin.de/inst/pubs/tr-b-05-07.pdf
 HELP
 
     $author    = 'Gerald Friedland <fland@inf.fu-berlin.de>, Kristian Jantz <jantz@inf.fu-berlin.de>, Sven Neumann <sven@gimp.org>';

pdb/groups/fileops.pdb

@@ -21,12 +21,13 @@ sub file_load {
     $blurb = 'Loads an image file by invoking the right load handler.';
 
     $help = <<'HELP';
-This procedure invokes the correct file load handler using magic if possible,
-and falling back on the file's extension and/or prefix if not. The name of
-the file to load is typically a full pathname, and the name entered is what
-the user actually typed before prepending a directory path. The reason for
-this is that if the user types http://www.xcf/~gimp/ he wants to fetch a URL,
-and the full pathname will not look like a URL.
+This procedure invokes the correct file load handler using magic if
+possible, and falling back on the file's extension and/or prefix if
+not. The name of the file to load is typically a full pathname, and
+the name entered is what the user actually typed before prepending a
+directory path. The reason for this is that if the user types
+https://www.gimp.org/foo.png he wants to fetch a URL, and the full
+pathname will not look like a URL.
 HELP
 
     &josh_pdb_misc('1997');
@@ -258,12 +259,12 @@ sub file_save {
     $blurb = 'Saves a file by extension.';
 
     $help = <<'HELP';
-This procedure invokes the correct file save handler according to the file's
-extension and/or prefix. The name of the file to save is typically a full
-pathname, and the name entered is what the user actually typed before
-prepending a directory path. The reason for this is that if the user types
-http://www.xcf/~gimp/ she wants to fetch a URL, and the full pathname will not
-look like a URL.
+This procedure invokes the correct file save handler according to the
+file's extension and/or prefix. The name of the file to save is
+typically a full pathname, and the name entered is what the user
+actually typed before prepending a directory path. The reason for this
+is that if the user types https://www.gimp.org/foo.png she wants to
+fetch a URL, and the full pathname will not look like a URL.
 HELP
 
     &josh_pdb_misc('1997');

pdb/groups/text_layer.pdb

@@ -158,7 +158,7 @@ sub text_layer_get_markup {
     $help = <<'HELP';
 This procedure returns the markup of the styles from a text layer.
 The markup will be in the form of Pango's markup - See
-http://www.pango.org/ for more information about Pango and its markup.
+https://www.pango.org/ for more information about Pango and its markup.
 Note: Setting the markup of a text layer using Pango's markup is not
 supported for now.
 HELP

plug-ins/common/web-page.c

@@ -122,7 +122,7 @@ run (const gchar      *name,
   GimpPDBStatusType  status   = GIMP_PDB_EXECUTION_ERROR;
   static GimpParam   values[2];
   gint32             image_id;
-  WebpageSaveVals    save = {"http://www.gimp.org/", 1024, 12};
+  WebpageSaveVals    save = {"https://www.gimp.org/", 1024, 12};
 
   INIT_I18N ();
 

plug-ins/help-browser/dialog.c

@@ -845,7 +845,7 @@ static void
 website_callback (GtkAction *action,
                   gpointer   data)
 {
-  browser_dialog_load ("http://docs.gimp.org/");
+  browser_dialog_load ("https://docs.gimp.org/");
 }
 
 static void

plug-ins/help/gimphelp.h

@@ -32,7 +32,7 @@
 #include "gimphelpprogress.h"
 
 
-#define GIMP_HELP_DEFAULT_DOMAIN  "http://www.gimp.org/help"
+#define GIMP_HELP_DEFAULT_DOMAIN  "https://www.gimp.org/help"
 #define GIMP_HELP_DEFAULT_ID      "gimp-main"
 #define GIMP_HELP_DEFAULT_LOCALE  "en"
 

plug-ins/help/gimphelpdomain.c

@@ -192,7 +192,7 @@ gimp_help_domain_map (GimpHelpDomain    *domain,
                               */
                              _("Please install the additional help package "
                                "or use the online user manual at: "
-                               "http://docs.gimp.org/"));
+                               "https://docs.gimp.org/"));
                 }
               break;