epub: Remove MathJax build configuration

WebKit2GTK renders MathML natively so the MathJax script injection is no
longer needed. Remove the mathjax-directory build option, the
auto-detection logic, and the CI package dependency.

Assisted-by: OpenCode:claude-opus-4-6

4 files changed, 0 insertions, 51 deletions

diff --git a/.github/workflows/archlinux.sh b/.github/workflows/archlinux.sh
index 99c8b79d..dfc83d2c 100755
--- a/.github/workflows/archlinux.sh
+++ b/.github/workflows/archlinux.sh
@@ -31,7 +31,6 @@ requires+=(
 	poppler-glib
 	texlive-bin
 	webkit2gtk
-	mathjax
 	which
 	yelp-tools
 )
diff --git a/configure.ac b/configure.ac
index e72dff13..e29d8c69 100644
--- a/configure.ac
+++ b/configure.ac
@@ -642,25 +642,6 @@ if test "x$enable_epub" = "xyes"; then
     fi
 fi
 
-AC_ARG_WITH([mathjax-directory],
-  [AS_HELP_STRING([--with-mathjax-directory=DIRECTORY],
-                  [Specify the directory containing MathJax.js])],
-  [],[with_mathjax_directory=check])
-AC_MSG_CHECKING([for the MathJax directory])
-mathjax_default_dir=/usr/share/javascript/mathjax
-AS_IF([test x$have_webkit = xyes -a "x$with_mathjax_directory" = xcheck],
-      [for dir in "$mathjax_default_dir" /usr/share/mathjax; do
-         if test -f "$dir/MathJax.js"; then
-            with_mathjax_directory="$dir"
-            break
-         fi
-       done])
-AS_IF([test "x$with_mathjax_directory" = xcheck],
-      [AC_MSG_RESULT([not found, falling back to $mathjax_default_dir])
-       with_mathjax_directory="$mathjax_default_dir"],
-      [AC_MSG_RESULT([$with_mathjax_directory])])
-AC_DEFINE_UNQUOTED([MATHJAX_DIRECTORY], ["$with_mathjax_directory"], [Directory where to look up MathJax.js])
-
 AM_CONDITIONAL(ENABLE_EPUB, test x$have_webkit = xyes)
 
 dnl ================== End of EPUB checks ===================================================
@@ -809,7 +790,6 @@ Configure summary:
     GObj. Introspection.:    $enable_introspection
     Use NLS.............:    ${USE_NLS}
     Tests...............:    $enable_tests
-    MathJax.............:    $with_mathjax_directory
 
     PDF Backend.........:    $enable_pdf
     Synctex enabled.....:    $enable_synctex
diff --git a/meson.build b/meson.build
index ace6af5b..4b4965a8 100644
--- a/meson.build
+++ b/meson.build
@@ -147,37 +147,13 @@ endif
 
 thumbnailer_mime_types = atril_mime_types
 
-mathjax_directory = 'not enabled'
 # EPUB backend
 webkit = dependency('webkit2gtk-4.1', version: '>= 2.4.3', required: get_option('epub'))
 libgepub = dependency('libgepub-0.7', required: get_option('epub'))
 if webkit.found() and libgepub.found()
   backend_subdirs += 'epub'
   atril_mime_types += 'application/epub+zip;'
-
-  # MathJax configuration: auto-detect path if not specified
-  mathjax_directory = get_option('mathjax-directory')
-  if mathjax_directory == ''
-    mathjax_directories = [
-      '/usr/share/javascript/mathjax',
-      '/usr/share/mathjax'
-    ]
-
-    fs = import('fs')
-    foreach dir: mathjax_directories
-      if fs.exists(join_paths(dir, 'MathJax.js'))
-        mathjax_directory = dir
-        break
-      endif
-    endforeach
-
-    if mathjax_directory == ''
-      warning('MathJax not found, EPUB/MathML will not work fully. Please install mathjax or set --mathjax-directory!')
-    endif
-  endif
-
   atril_conf.set10('ENABLE_EPUB', true)
-  atril_conf.set_quoted('MATHJAX_DIRECTORY', mathjax_directory)
 endif
 
 atril_conf.set_quoted('SUPPORTED_MIMETYPES', atril_mime_types)
@@ -346,7 +322,6 @@ summary = [
   'desktopdir = @0@'.format(desktopdir),
   'schema_dir = @0@'.format(schema_dir),
   'ENABLE_DBUS = @0@'.format(get_option('enable_dbus')),
-  'MathJax directory = @0@'.format(mathjax_directory),
   '',
   'Backends enabled:',
 ]
diff --git a/meson_options.txt b/meson_options.txt
index 2ff0a8b7..74f088f6 100644
--- a/meson_options.txt
+++ b/meson_options.txt
@@ -54,11 +54,6 @@ option('keyring',
     value: true,
     description: 'Keyring support for password-protected documents'
 )
-option('mathjax-directory',
-    type: 'string',
-    value: '',
-    description: 'Path to the system mathjax installation.'
-)
 option('previewer',
     type: 'boolean',
     value: true,