frontend, api: add ability to clear comments

api/domain_clear.go

@@ -0,0 +1,82 @@
+package main
+
+import (
+	"net/http"
+)
+
+func domainClear(domain string) error {
+	if domain == "" {
+		return errorMissingField
+	}
+
+	statement := `
+		DELETE FROM votes
+		USING comments
+		WHERE comments.commentHex = votes.commentHex AND comments.domain = $1;
+	`
+	_, err := db.Exec(statement, domain)
+	if err != nil {
+		logger.Errorf("cannot delete votes: %v", err)
+		return errorInternal
+	}
+
+	statement = `
+		DELETE FROM comments
+		WHERE comments.domain = $1;
+	`
+	_, err = db.Exec(statement, domain)
+	if err != nil {
+		logger.Errorf(statement, domain)
+		return errorInternal
+	}
+
+	statement = `
+		DELETE FROM pages
+		WHERE pages.domain = $1;
+	`
+	_, err = db.Exec(statement, domain)
+	if err != nil {
+		logger.Errorf(statement, domain)
+		return errorInternal
+	}
+
+	return nil
+}
+
+func domainClearHandler(w http.ResponseWriter, r *http.Request) {
+	type request struct {
+		OwnerToken *string `json:"ownerToken"`
+		Domain     *string `json:"domain"`
+	}
+
+	var x request
+	if err := bodyUnmarshal(r, &x); err != nil {
+		bodyMarshal(w, response{"success": false, "message": err.Error()})
+		return
+	}
+
+	o, err := ownerGetByOwnerToken(*x.OwnerToken)
+	if err != nil {
+		bodyMarshal(w, response{"success": false, "message": err.Error()})
+		return
+	}
+
+	domain := domainStrip(*x.Domain)
+	isOwner, err := domainOwnershipVerify(o.OwnerHex, domain)
+	if err != nil {
+		bodyMarshal(w, response{"success": false, "message": err.Error()})
+		return
+	}
+
+	if !isOwner {
+		bodyMarshal(w, response{"success": false, "message": errorNotAuthorised.Error()})
+		return
+	}
+
+	if err = domainClear(*x.Domain); err != nil {
+		bodyMarshal(w, response{"success": false, "message": err.Error()})
+		return
+	}
+
+	bodyMarshal(w, response{"success": true})
+}

api/domain_delete.go

@@ -19,17 +19,6 @@ func domainDelete(domain string) error {
 		return errorNoSuchDomain
 	}
 
-	statement = `
-		DELETE FROM votes
-		USING comments
-		WHERE comments.commentHex = votes.commentHex AND comments.domain = $1;
-	`
-	_, err = db.Exec(statement, domain)
-	if err != nil {
-		logger.Errorf("cannot delete votes: %v", err)
-		return errorInternal
-	}
-
 	statement = `
 		DELETE FROM views
 		WHERE views.domain = $1;
@@ -50,23 +39,9 @@ func domainDelete(domain string) error {
 		return errorInternal
 	}
 
-	statement = `
+	// comments, votes, and pages are handled by domainClear
-		DELETE FROM comments
+	if err = domainClear(domain); err != nil {
-		WHERE comments.domain = $1;
+		logger.Errorf("cannot clear domain: %v", err)
-	`
-	_, err = db.Exec(statement, domain)
-	if err != nil {
-		logger.Errorf(statement, domain)
-		return errorInternal
-	}
-
-	statement = `
-		DELETE FROM pages
-		WHERE pages.domain = $1;
-	`
-	_, err = db.Exec(statement, domain)
-	if err != nil {
-		logger.Errorf(statement, domain)
 		return errorInternal
 	}
 

api/router_api.go

@@ -14,6 +14,7 @@ func apiRouterInit(router *mux.Router) error {
 
 	router.HandleFunc("/api/domain/new", domainNewHandler).Methods("POST")
 	router.HandleFunc("/api/domain/delete", domainDeleteHandler).Methods("POST")
+	router.HandleFunc("/api/domain/clear", domainClearHandler).Methods("POST")
 	router.HandleFunc("/api/domain/list", domainListHandler).Methods("POST")
 	router.HandleFunc("/api/domain/update", domainUpdateHandler).Methods("POST")
 	router.HandleFunc("/api/domain/moderator/new", domainModeratorNewHandler).Methods("POST")

frontend/dashboard.html

@@ -389,6 +389,20 @@
                             class="button green-button">Unfreeze</button>
                   </div>
                 </div>
+                <div class="action-button">
+                  <div class="left">
+                    <div class="title">
+                      Clear All Comments
+                    </div>
+                    <div class="subtitle">
+                      This will permanently delete all comments without affecting your settings. This may be useful if you want to clear all comments after testing Commento. Cannot be reversed.
+                    </div>
+                  </div>
+                  <div class="right">
+                    <button onclick="document.location.hash='#clear-comments-modal'"
+                            class="button big-red-button">Clear</button>
+                  </div>
+                </div>
                 <div class="action-button">
                   <div class="left">
                     <div class="title">
@@ -418,8 +432,8 @@
       <div class="modal-subtitle">
         Are you absolutely sure you want to freeze your domain, thereby making it read-only? You can choose to unfreeze later; this is temporary.
       </div>
-      <div class="modal-contents">
+      <div class="modal-contents center">
-        <button id="orange-button" class="button orange-button" onclick="window.commento.domainFreezeHandler()">Freeze Domain</button>
+        <button class="button orange-button" onclick="window.commento.domainFreezeHandler()">Freeze Domain</button>
       </div>
     </div>
   </div>
@@ -431,8 +445,21 @@
       <div class="modal-subtitle">
         Are you absolutely sure you want to unfreeze your domain? This will re-allow new comments. You can choose to freeze again in the future.
       </div>
-      <div class="modal-contents">
+      <div class="modal-contents center">
-        <button id="blue-button" class="button green-button" onclick="window.commento.domainUnfreezeHandler()">Unfreeze Domain</button>
+        <button class="button green-button" onclick="window.commento.domainUnfreezeHandler()">Unfreeze Domain</button>
+      </div>
+    </div>
+  </div>
+
+  <div id="clear-comments-modal" class="modal-window">
+    <div class="inside">
+      <a href="#modal-close" title="Close" class="modal-close"></a>
+      <div class="modal-title">Clear Comments</div>
+      <div class="modal-subtitle">
+        Are you absolutely sure you want to clear all comments data? This is not reversible, so please be certain.
+      </div>
+      <div class="modal-contents center">
+        <button class="button big-red-button" onclick="window.commento.domainClearHandler()">Clear</button>
       </div>
     </div>
   </div>
@@ -444,8 +471,8 @@
       <div class="modal-subtitle">
         Are you absolutely sure? This will permanently delete all comments and there is literally no way to retrieve your data once you do this.
       </div>
-      <div class="modal-contents">
+      <div class="modal-contents center">
-        <button id="big-red-button" class="button big-red-button" onclick="window.commento.domainDeleteHandler()">Delete Domain</button>
+        <button class="button big-red-button" onclick="window.commento.domainDeleteHandler()">Delete Domain</button>
       </div>
     </div>
   </div>

frontend/js/dashboard-danger.js

@@ -20,6 +20,18 @@
   }
 
 
+  // Clears all comments in a domain.
+  global.domainClearHandler = function() {
+    var data = global.dashboard.$data;
+
+    global.domainClear(data.domains[data.cd].domain, function(success) {
+      if (success) {
+        document.location = global.origin + "/dashboard";
+      }
+    });
+  }
+
+
   // Freezes a domain.
   global.domainFreezeHandler = function() {
     var data = global.dashboard.$data;

frontend/js/dashboard-domain.js

@@ -149,4 +149,24 @@
     });
   }
 
+
+  // Clears the comments in a domain.
+  global.domainClear = function(domain, callback) {
+    var json = {
+      "ownerToken": global.cookieGet("commentoOwnerToken"),
+      "domain": domain,
+    };
+
+    global.post(global.origin + "/api/domain/clear", json, function(resp) {
+      if (!resp.success) {
+        global.globalErrorShow(resp.message);
+        return;
+      }
+
+      if (callback !== undefined) {
+        callback(resp.success);
+      }
+    });
+  }
+
 } (window.commento, document));