[gnus git] branch master updated: m0-7-51-g3ceaa18 =1= Make form submission work

       via  3ceaa1815d15554f4dbcf4ded36686d1cda30c6d (commit)
      from  3534fb65e0efc34efc8f0e8f34ef007012786602 (commit)


- Log -----------------------------------------------------------------
commit 3ceaa1815d15554f4dbcf4ded36686d1cda30c6d
Author: Lars Magne Ingebrigtsen <[email protected]>
Date:   Mon Jun 10 15:43:56 2013 +0200

    Make form submission work
    
    * eww.el (eww-submit): Make form submission work.
    
    (shr-expand-url): Strip query strings from URLs before expanding them.

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 3bb93f7..693bb92 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,7 +1,10 @@
 2013-06-10  Lars Magne Ingebrigtsen  <[email protected]>
 
+	* eww.el (eww-submit): Make form submission work.
+
 	* shr.el (shr-descend): Allow other packages to override (or provide)
 	rendering of elements.
+	(shr-expand-url): Strip query strings from URLs before expanding them.
 
 	* eww.el: Don't require cl-lib.
 	(eww-tag-form): Start form support.
diff --git a/lisp/eww.el b/lisp/eww.el
index badf2a0..f1758a3 100644
--- a/lisp/eww.el
+++ b/lisp/eww.el
@@ -27,6 +27,7 @@
 (eval-when-compile (require 'cl))
 (require 'shr)
 (require 'url)
+(require 'mm-url)
 
 (defvar eww-current-url nil)
 (defvar eww-history nil)
@@ -135,7 +136,7 @@
 	mode-name "eww")
   (set (make-local-variable 'eww-current-url) 'author)
   (set (make-local-variable 'browse-url-browser-function) 'eww-browse-url)
-  (setq buffer-read-only t)
+  ;;(setq buffer-read-only t)
   (use-local-map eww-mode-map))
 
 (defun eww-browse-url (url &optional new-window)
@@ -173,21 +174,38 @@
 		       'eww-form eww-form)))
 
 (defun eww-tag-input (cont)
-  (push (cons (cdr (assq :name cont))
-	      (cdr (assq :value cont)))
-	eww-form)
   (let ((start (point))
 	(widget (list
 		 'editable-field
 		 :size (string-to-number
 			(or (cdr (assq :size cont))
 			    "40"))
-		 :value (or "____" (cdr (assq :value cont)) "")
-		 :action 'eww-submit)))
+		 :value (or (cdr (assq :value cont)) "")
+		 :action 'eww-submit
+		 :name (cdr (assq :name cont))
+		 :eww-form eww-form)))
     (apply 'widget-create widget)
     (shr-generic cont)
     (put-text-property start (point) 'eww-widget widget)))
 
+(defun eww-submit (widget dummy)
+  (let ((form (getf (cdr widget) :eww-form))
+	values)
+    (dolist (overlay (overlays-in (point-min) (point-max)))
+      (let ((field (getf (overlay-properties overlay) 'field)))
+	(when (eq (getf (cdr field) :eww-form) form)
+	  (let ((name (getf (cdr field) :name)))
+	    (when name
+	      (push (cons name (widget-value field))
+		    values))))))
+    (let ((shr-base eww-current-url))
+      (eww-browse-url
+       (shr-expand-url
+	(concat
+	 (getf form :action)
+	 "?"
+	 (mm-url-encode-www-form-urlencoded values)))))))
+
 (defun eww-convert-widgets ()
   (let ((start (point-min))
 	widget)
diff --git a/lisp/shr.el b/lisp/shr.el
index 1d6a8ca..bf9f5a4 100644
--- a/lisp/shr.el
+++ b/lisp/shr.el
@@ -484,20 +484,23 @@ size, and full-buffer size."
     (not failed)))
 
 (defun shr-expand-url (url)
-  (cond
-   ;; Absolute URL.
-   ((or (not url)
+  (if (or (not url)
 	(string-match "\\`[a-z]*:" url)
 	(not shr-base))
-    url)
+      ;; Absolute URL.
+      url
+    (let ((base shr-base))
+      (when (string-match "^\\([^?]+\\)[?]" base)
+	(setq base (match-string 1 base)))
+      (cond
    ((and (string-match "\\`//" url)
-	 (string-match "\\`[a-z]*:" shr-base))
-    (concat (match-string 0 shr-base) url))
-   ((and (not (string-match "/\\'" shr-base))
+	     (string-match "\\`[a-z]*:" base))
+	(concat (match-string 0 base) url))
+       ((and (not (string-match "/\\'" base))
 	 (not (string-match "\\`/" url)))
-    (concat shr-base "/" url))
+	(concat base "/" url))
    (t
-    (concat shr-base url))))
+	(concat base url))))))
 
 (defun shr-ensure-newline ()
   (unless (zerop (current-column))

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Summary of changes:
 lisp/ChangeLog |    3 +++
 lisp/eww.el    |   30 ++++++++++++++++++++++++------
 lisp/shr.el    |   31 +++++++++++++++++--------------
 3 files changed, 44 insertions(+), 20 deletions(-)

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