- some more usefull failure message while login

- cleaned up the code for parsing mails, use only one routine, message/rfc822 parts
  are parsed, too.

2 files changed, 64 insertions, 89 deletions

diff --git a/noncore/net/mail/libmailwrapper/imapwrapper.cpp b/noncore/net/mail/libmailwrapper/imapwrapper.cpp
index 406c57c..f7e93aa 100644
--- a/noncore/net/mail/libmailwrapper/imapwrapper.cpp
+++ b/noncore/net/mail/libmailwrapper/imapwrapper.cpp
@@ -51,35 +51,42 @@ void IMAPwrapper::login()
                 pass = strdup( login.getPassword().latin1() );
           } else {
                 // cancel
                 qDebug( "IMAP: Login canceled" );
                 return;
           }
         } else {
           user = account->getUser().latin1();
           pass = account->getPassword().latin1();
         }
 
     m_imap = mailimap_new( 20, &imap_progress );
+
     /* connect */
     if (account->getSSL()) {
         err = mailimap_ssl_connect( m_imap, (char*)server, port );
     } else {
         err = mailimap_socket_connect( m_imap, (char*)server, port );
     }
 
     if ( err != MAILIMAP_NO_ERROR &&
          err != MAILIMAP_NO_ERROR_AUTHENTICATED &&
          err != MAILIMAP_NO_ERROR_NON_AUTHENTICATED ) {
-         Global::statusMessage(tr("error connecting imap server: %1").arg(m_imap->imap_response));
+         QString failure = "";
+         if (err == MAILIMAP_ERROR_CONNECTION_REFUSED) {
+            failure="Connection refused";
+         } else {
+            failure="Unknown failure";
+         }
+         Global::statusMessage(tr("error connecting imap server: %1").arg(failure));
          mailimap_free( m_imap );
          m_imap = 0;
          return;
     }
 
     /* login */
     err = mailimap_login_simple( m_imap, (char*)user, (char*)pass );
     if ( err != MAILIMAP_NO_ERROR ) {
         Global::statusMessage(tr("error logging in imap server: %1").arg(m_imap->imap_response));
         err = mailimap_close( m_imap );
         mailimap_free( m_imap );
         m_imap = 0;
@@ -391,94 +398,51 @@ RecBody IMAPwrapper::fetchBody(const RecMail&mail)
     /* the range has to start at 1!!! not with 0!!!! */
     set = mailimap_set_new_interval( mail.getNumber(),mail.getNumber() );
     fetchAtt = mailimap_fetch_att_new_bodystructure();
     fetchType = mailimap_fetch_type_new_fetch_att(fetchAtt);
     err = mailimap_fetch( m_imap, set, fetchType, &result );
     mailimap_set_free( set );
     mailimap_fetch_type_free( fetchType );
 
     if (err == MAILIMAP_NO_ERROR && (current=clist_begin(result)) ) {
         mailimap_msg_att * msg_att;
         msg_att = (mailimap_msg_att*)current->data;
         mailimap_msg_att_item*item = (mailimap_msg_att_item*)msg_att->att_list->first->data;
+        QValueList<int> path;
         body_desc = item->att_data.att_static->att_data.att_body;
-        if (body_desc->bd_type==MAILIMAP_BODY_1PART) {
-            searchBodyText(mail,body_desc->bd_data.bd_body_1part,body);
-        } else if (body_desc->bd_type==MAILIMAP_BODY_MPART) {
-            qDebug("Mulitpart mail");
-            searchBodyText(mail,body_desc->bd_data.bd_body_mpart,body);
-        }
+        traverseBody(mail,body_desc,body,0,path);
     } else {
         qDebug("error fetching body: %s",m_imap->imap_response);
     }
     if (result) mailimap_fetch_list_free(result);
     return body;
 }
 
-/* this routine is just called when the mail has only ONE part.
-   for filling the parts of a multi-part-message there are other
-   routines 'cause we can not simply fetch the whole body. */
-void IMAPwrapper::searchBodyText(const RecMail&mail,mailimap_body_type_1part*mailDescription,RecBody&target_body)
-{
-    if (!mailDescription) {
-        return;
-    }
-    QString sub,body_text;
-    RecPart singlePart;
-    QValueList<int> path;
-    fillSinglePart(singlePart,mailDescription);
-    switch (mailDescription->bd_type) {
-    case MAILIMAP_BODY_TYPE_1PART_MSG:
-        path.append(1);
-        body_text = fetchTextPart(mail,path,true,singlePart.Encoding());
-        target_body.setBodytext(body_text);
-        target_body.setDescription(singlePart);
-        break;
-    case MAILIMAP_BODY_TYPE_1PART_TEXT:
-        qDebug("Mediatype single: %s",mailDescription->bd_data.bd_type_text->bd_media_text);
-        path.append(1);
-        body_text = fetchTextPart(mail,path,true,singlePart.Encoding());
-        target_body.setBodytext(body_text);
-        target_body.setDescription(singlePart);
-        break;
-    case MAILIMAP_BODY_TYPE_1PART_BASIC:
-        qDebug("Single attachment");
-        target_body.setBodytext("");
-        target_body.addPart(singlePart);
-        break;
-    default:
-        break;
-    }
-    
-    return;
-}
-
 QStringList IMAPwrapper::address_list_to_stringlist(clist*list)
 {
     QStringList l;
     QString from;
     bool named_from;
     clistcell *current = NULL;
     mailimap_address * current_address=NULL;
     if (!list) {
         return l;
     }
     unsigned int count = 0;
     for (current=clist_begin(list);current!= NULL;current=clist_next(current)) {
         from = "";
         named_from = false;
         current_address=(mailimap_address*)current->data;
         if (current_address->ad_personal_name){
             from+=convert_String((const char*)current_address->ad_personal_name);
-            //from+=QString(current_address->ad_personal_name);
             from+=" ";
             named_from = true;
         }
         if (named_from && (current_address->ad_mailbox_name || current_address->ad_host_name)) {
             from+="<";
         }
         if (current_address->ad_mailbox_name) {
             from+=QString(current_address->ad_mailbox_name);
             from+="@";
         }
         if (current_address->ad_host_name) {
              from+=QString(current_address->ad_host_name);
@@ -548,111 +512,123 @@ encodedString*IMAPwrapper::fetchRawPart(const RecMail&mail,const QValueList<int>
                     msg_att_item->att_data.att_static->att_data.att_body_section->sec_body_part = 0L;
                     res->setContent(text,msg_att_item->att_data.att_static->att_data.att_body_section->sec_length);
                 }
             }
         }         
     } else {
         qDebug("error fetching text: %s",m_imap->imap_response);
     }
     if (result) mailimap_fetch_list_free(result);
     return res;
 }
 
-void IMAPwrapper::searchBodyText(const RecMail&mail,mailimap_body_type_mpart*mailDescription,RecBody&target_body,int current_recursion,QValueList<int>recList)
+/* current_recursion is for recursive calls.
+   current_count means the position inside the internal loop! */
+void IMAPwrapper::traverseBody(const RecMail&mail,mailimap_body*body,RecBody&target_body,
+    int current_recursion,QValueList<int>recList,int current_count)
 {
-    /* current_recursion is for avoiding ugly mails which has a to deep body-structure */
-    if (!mailDescription||current_recursion==10) {
+    if (!body || current_recursion>=10) {
         return;
     }
-    clistcell*current;
-    mailimap_body*current_body;
-    unsigned int count = 0;
-    for (current=clist_begin(mailDescription->bd_list);current!=0;current=clist_next(current)) {
-        /* the point in the message */
-        ++count;
-        current_body = (mailimap_body*)current->data;
-        if (current_body->bd_type==MAILIMAP_BODY_MPART) {
-            QValueList<int>countlist = recList;
-            countlist.append(count);
-            searchBodyText(mail,current_body->bd_data.bd_body_mpart,target_body,current_recursion+1,countlist);
-        } else if (current_body->bd_type==MAILIMAP_BODY_1PART){
-            RecPart currentPart;
-            fillSinglePart(currentPart,current_body->bd_data.bd_body_1part);
-            QValueList<int>countlist = recList;    
-            countlist.append(count);
-            /* important: Check for is NULL 'cause a body can be empty! */
-            if (currentPart.Type()=="text" && target_body.Bodytext().isNull() ) {
-                QString body_text = fetchTextPart(mail,countlist,true,currentPart.Encoding());
-                target_body.setDescription(currentPart);
-                target_body.setBodytext(body_text);
-            } else {
-                QString id("");
-                for (unsigned int j = 0; j < countlist.count();++j) {
-                    id+=(j>0?" ":"");
-                    id+=QString("%1").arg(countlist[j]);
-                }
-                qDebug("ID= %s",id.latin1());
-                currentPart.setIdentifier(id);
-                currentPart.setPositionlist(countlist);
-                target_body.addPart(currentPart);
-            }
+    ++current_count;
+    switch (body->bd_type) {
+    case MAILIMAP_BODY_1PART:
+    {
+        QValueList<int>countlist = recList;
+        countlist.append(current_count);
+        RecPart currentPart;
+        mailimap_body_type_1part*part1 = body->bd_data.bd_body_1part;
+        QString id("");
+        currentPart.setPositionlist(countlist);
+        for (unsigned int j = 0; j < countlist.count();++j) {
+            id+=(j>0?" ":"");
+            id+=QString("%1").arg(countlist[j]);
+        }
+        qDebug("ID = %s",id.latin1());
+        currentPart.setIdentifier(id);
+        fillSinglePart(currentPart,part1);
+        /* important: Check for is NULL 'cause a body can be empty!
+           And we put it only into the mail if it is the FIRST part */
+        if (part1->bd_type==MAILIMAP_BODY_TYPE_1PART_TEXT && target_body.Bodytext().isNull() && countlist[0]==1) {
+            QString body_text = fetchTextPart(mail,countlist,true,currentPart.Encoding());
+            target_body.setDescription(currentPart);
+            target_body.setBodytext(body_text);
+        } else {
+            target_body.addPart(currentPart);
+        }
+        if (part1->bd_type==MAILIMAP_BODY_TYPE_1PART_MSG) {
+            traverseBody(mail,part1->bd_data.bd_type_msg->bd_body,target_body,current_recursion+1,countlist);
+        }
+    }
+    break;
+    case MAILIMAP_BODY_MPART:
+    {
+        clistcell*current=0;
+        mailimap_body*current_body=0;
+        unsigned int ccount = current_count-1;
+        mailimap_body_type_mpart*mailDescription = body->bd_data.bd_body_mpart;
+        for (current=clist_begin(mailDescription->bd_list);current!=0;current=clist_next(current)) {
+            current_body = (mailimap_body*)current->data;
+            traverseBody(mail,current_body,target_body,current_recursion+1,recList,ccount);
+            ++ccount;
         }
     }
+    break;
+    default:
+    break;
+    }
 }
 
 void IMAPwrapper::fillSinglePart(RecPart&target_part,mailimap_body_type_1part*Description)
 {
     if (!Description) {
         return;
     }
     switch (Description->bd_type) {
         case MAILIMAP_BODY_TYPE_1PART_TEXT:
             target_part.setType("text");
             fillSingleTextPart(target_part,Description->bd_data.bd_type_text);
             break;
         case MAILIMAP_BODY_TYPE_1PART_BASIC:
             fillSingleBasicPart(target_part,Description->bd_data.bd_type_basic);
             break;
         case MAILIMAP_BODY_TYPE_1PART_MSG:
+            target_part.setType("message");
             fillSingleMsgPart(target_part,Description->bd_data.bd_type_msg);
             break;
         default:
             break;
     }
 }
 
 void IMAPwrapper::fillSingleTextPart(RecPart&target_part,mailimap_body_type_text*which)
 {
     if (!which) {
         return;
     }
     QString sub;
     sub = which->bd_media_text;
     target_part.setSubtype(sub.lower());
     target_part.setLines(which->bd_lines);
     fillBodyFields(target_part,which->bd_fields);
 }
 
 void IMAPwrapper::fillSingleMsgPart(RecPart&target_part,mailimap_body_type_msg*which)
 {
     if (!which) {
         return;
     }
-//    QString sub;
-//    sub = which->bd_media_text;
-//    target_part.setSubtype(sub.lower());
+    target_part.setSubtype("rfc822");
     qDebug("Message part");
     /* we set this type to text/plain */
-    target_part.setType("text");
-    target_part.setSubtype("plain");
     target_part.setLines(which->bd_lines);
     fillBodyFields(target_part,which->bd_fields);    
 }
 
 void IMAPwrapper::fillSingleBasicPart(RecPart&target_part,mailimap_body_type_basic*which)
 {
     if (!which) {
         return;
     }
     QString type,sub;
     switch (which->bd_media_basic->med_type) {
     case MAILIMAP_MEDIA_BASIC_APPLICATION:
diff --git a/noncore/net/mail/libmailwrapper/imapwrapper.h b/noncore/net/mail/libmailwrapper/imapwrapper.h
index 9b20288..e5846f8 100644
--- a/noncore/net/mail/libmailwrapper/imapwrapper.h
+++ b/noncore/net/mail/libmailwrapper/imapwrapper.h
@@ -1,21 +1,22 @@
 #ifndef __IMAPWRAPPER
 #define __IMAPWRAPPER
 
 #include <qlist.h>
 #include "mailwrapper.h"
 #include "abstractmail.h"
 #include <libetpan/clist.h>
 
 struct mailimap;
+struct mailimap_body;
 struct mailimap_body_type_1part;
 struct mailimap_body_type_text;
 struct mailimap_body_type_basic;
 struct mailimap_body_type_msg;
 struct mailimap_body_type_mpart;
 struct mailimap_body_fields;
 struct mailimap_msg_att;
 class encodedString;
 
 class IMAPwrapper : public AbstractMail
 {
     Q_OBJECT
@@ -38,30 +39,28 @@ public:
     virtual int deleteMbox(const Folder*folder);
     
     static void imap_progress( size_t current, size_t maximum );
 
 protected:
     RecMail*parse_list_result(mailimap_msg_att*);
     void login();
     void logout();
 
     virtual QString fetchTextPart(const RecMail&mail,const QValueList<int>&path,bool internal_call=false,const QString&enc="");
     virtual encodedString*fetchRawPart(const RecMail&mail,const QValueList<int>&path,bool internal_call);
     
-    void searchBodyText(const RecMail&mail,mailimap_body_type_1part*mailDescription,RecBody&target_body);
-    void searchBodyText(const RecMail&mail,mailimap_body_type_mpart*mailDescription,RecBody&target_body,int current_recursion=0,QValueList<int>recList=QValueList<int>());
-
     void fillSinglePart(RecPart&target_part,mailimap_body_type_1part*Description);
     void fillSingleTextPart(RecPart&target_part,mailimap_body_type_text*which);
     void fillSingleBasicPart(RecPart&target_part,mailimap_body_type_basic*which);
     void fillSingleMsgPart(RecPart&target_part,mailimap_body_type_msg*which);
+    void traverseBody(const RecMail&mail,mailimap_body*body,RecBody&target_body,int current_recursion,QValueList<int>recList,int current_count=0);
     
     /* just helpers */
     static void fillBodyFields(RecPart&target_part,mailimap_body_fields*which);
     static QStringList address_list_to_stringlist(clist*list);
 
 
     IMAPaccount *account;
     mailimap *m_imap;
 };
 
 #endif