* riece-history.el (riece-history-requires): New function.

[riece] / lisp / riece-addon.el

diff --git a/lisp/riece-addon.el b/lisp/riece-addon.el
index 03c5a27..a2a6bc3 100644 (file)
--- a/lisp/riece-addon.el
+++ b/lisp/riece-addon.el
@@ -111,8 +111,9 @@
   (let ((keymap (make-sparse-keymap)))
     (define-key keymap "+" 'riece-command-enable-addon)
     (define-key keymap "-" 'riece-command-disable-addon)
-    (define-key keymap "I" 'riece-command-insinuate-addon)
-    (define-key keymap "D" 'riece-command-uninstall-addon)
+    (define-key keymap "i" 'riece-command-insinuate-addon)
+    (define-key keymap "u" 'riece-command-uninstall-addon)
+    (define-key keymap "U" 'riece-command-unload-addon)
     (define-key keymap "n" 'next-line)
     (define-key keymap "p" 'previous-line)
     (define-key keymap " " 'scroll-up)
@@ -196,14 +197,11 @@
   (riece-sort-addon-dependencies
    (riece-load-and-build-addon-dependencies addons)))
 
-(defun riece-insinuate-addon (addon &optional verbose)
-  (unless (assq addon riece-addon-dependencies)
-    (setq riece-addons (cons addon riece-addons)
-         riece-addon-dependencies (riece-resolve-addons
-                                   (copy-sequence riece-addons))))
+(defun riece-insinuate-addon-1 (addon verbose)
   (if (get addon 'riece-addon-insinuated)
       (if verbose
          (message "Add-on %S is already insinuated" addon))
+    (require addon)
     (funcall (intern (concat (symbol-name addon) "-insinuate")))
     (put addon 'riece-addon-insinuated t)
     (if verbose
@@ -211,6 +209,19 @@
     (unless (get addon 'riece-addon-default-disabled)
       (riece-enable-addon addon t))))
 
+(defun riece-insinuate-addon (addon &optional verbose)
+  (unless (assq addon riece-addon-dependencies)
+    (setq riece-addons (cons addon riece-addons)
+         riece-addon-dependencies (riece-resolve-addons
+                                   (copy-sequence riece-addons))))
+  (let ((pointer riece-addon-dependencies))
+    (while pointer
+      (unless (get (car (car pointer)) 'riece-addon-insinuated)
+       (riece-insinuate-addon-1 (car (car pointer)) verbose))
+      (if (eq (car (car pointer)) addon)
+         (setq pointer nil)
+       (setq pointer (cdr pointer))))))
+
 (defun riece-uninstall-addon (addon &optional verbose)
   (if (not (get addon 'riece-addon-insinuated))
       (if verbose
@@ -219,7 +230,11 @@
          (enabled (intern-soft (concat (symbol-name addon) "-enabled"))))
       (if entry
          (if (cdr entry)
-             (error "dependency problem: %S <- %S" addon (cdr entry))
+             (if (= (length (cdr entry)) 1)
+                 (error "%S depends on %S" (car (cdr entry)) addon)
+               (error "%s depend on %S"
+                      (mapconcat #'symbol-name (cdr entry) ", ")
+                      addon))
            (if (and enabled
                     (symbol-value enabled))
                (riece-disable-addon addon verbose))
@@ -288,7 +303,7 @@ All normal editing commands are turned off."
 
 (defun riece-command-list-addons ()
   (interactive)
-  (set-buffer (riece-get-buffer-create "*AddOns*" 'riece-addon-list-mode))
+  (set-buffer (riece-get-buffer-create "*AddOn*" 'riece-addon-list-mode))
   (riece-addon-list-mode)
   (let ((inhibit-read-only t)
        buffer-read-only
@@ -296,7 +311,6 @@ All normal editing commands are turned off."
        module-description-alist
        description enabled point)
     (while pointer
-      
       (setq description (intern-soft (concat (symbol-name (car (car pointer)))
                                             "-description"))
            module-description-alist
@@ -354,6 +368,14 @@ Useful keys:
     (pop-to-buffer (current-buffer))
     (delete-other-windows)))
 
+(defun riece-addon-list-set-point (addon)
+  (let ((point (point-min)))
+    (while (and (not (eq (get-text-property point 'riece-addon) addon))
+               (setq point (next-single-property-change point
+                                                        'riece-addon))))
+    (if point
+       (goto-char point))))
+
 (defun riece-command-enable-addon (addon)
   (interactive
    (list
@@ -374,12 +396,7 @@ Useful keys:
   (riece-enable-addon addon t)
   (when (eq major-mode 'riece-addon-list-mode)
     (riece-command-list-addons)
-    (let ((point (point-min)))
-      (while (and (not (eq (get-text-property point 'riece-addon) addon))
-                 (setq point (next-single-property-change point
-                                                          'riece-addon))))
-      (if point
-         (goto-char point)))))
+    (riece-addon-list-set-point addon)))
 
 (defun riece-command-disable-addon (addon)
   (interactive
@@ -401,12 +418,7 @@ Useful keys:
   (riece-disable-addon addon t)
   (when (eq major-mode 'riece-addon-list-mode)
     (riece-command-list-addons)
-    (let ((point (point-min)))
-      (while (and (not (eq (get-text-property point 'riece-addon) addon))
-                 (setq point (next-single-property-change point
-                                                          'riece-addon))))
-      (if point
-         (goto-char point)))))
+    (riece-addon-list-set-point addon)))
 
 (defun riece-command-insinuate-addon (addon)
   (interactive
@@ -419,17 +431,12 @@ Useful keys:
                                    (list (symbol-name (car dependency))))
                                  riece-addon-modules)
                          (lambda (pointer)
-                           (get (car pointer) 'riece-addon-insinuated))
+                           (not (get (car pointer) 'riece-addon-insinuated)))
                          t)))))
   (riece-insinuate-addon addon t)
   (when (eq major-mode 'riece-addon-list-mode)
     (riece-command-list-addons)
-    (let ((point (point-min)))
-      (while (and (not (eq (get-text-property point 'riece-addon) addon))
-                 (setq point (next-single-property-change point
-                                                          'riece-addon))))
-      (if point
-         (goto-char point)))))
+    (riece-addon-list-set-point addon)))
 
 (defun riece-command-uninstall-addon (addon)
   (interactive
@@ -441,16 +448,35 @@ Useful keys:
                          (mapcar (lambda (dependency)
                                    (list (symbol-name (car dependency))))
                                  riece-addon-dependencies)
-                         nil t)))))
+                         (lambda (pointer)
+                           (get (car pointer) 'riece-addon-insinuated))
+                         t)))))
+  (riece-uninstall-addon addon t)
+  (when (eq major-mode 'riece-addon-list-mode)
+    (riece-command-list-addons)
+    (riece-addon-list-set-point addon)))
+
+(defun riece-command-unload-addon (addon)
+  (interactive
+   (list
+    (or (if (eq major-mode 'riece-addon-list-mode)
+           (get-text-property (point) 'riece-addon))
+       (intern-soft
+        (completing-read "Add-on: "
+                         (mapcar (lambda (dependency)
+                                   (list (symbol-name (car dependency))))
+                                 riece-addon-dependencies)
+                         (lambda (pointer)
+                           (get (car pointer) 'riece-addon-insinuated))
+                         t)))))
   (riece-uninstall-addon addon t)
+  (if (get addon 'riece-addon-not-unloadable)
+      (message "Add-on %S is not allowed to unload" addon)
+    (unload-feature addon)
+    (message "Add-on %S is unloaded" addon))
   (when (eq major-mode 'riece-addon-list-mode)
     (riece-command-list-addons)
-    (let ((point (point-min)))
-      (while (and (not (eq (get-text-property point 'riece-addon) addon))
-                 (setq point (next-single-property-change point
-                                                          'riece-addon))))
-      (if point
-         (goto-char point)))))
+    (riece-addon-list-set-point addon)))
 
 (provide 'riece-addon)