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2023-04-27 Fred Gleason <fredg@paravelsystems.com>

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* Removed a 'RDFeed::generateReport()' methods.
	* Added a 'DownloadRss()' method to the WebAPI.
	* Added a 'RDXsltEngine' class.
	* Added a 'Generate Front Report' item to the right-click menu in
	the 'Podcast Feeds' list in the 'Rivendell Feed List' dialog in
	rdadmin(1).
	* Added a 'Generate Back Report' item to the right-click menu in
	the 'Podcast Feeds' list in the 'Rivendell Feed List' dialog in
	rdadmin(1).

Signed-off-by: Fred Gleason <fredg@paravelsystems.com>
This commit is contained in:
Fred Gleason
2023-04-27 16:55:54 -04:00
parent 23b011cc93
commit 3cf2fe1ce4
22 changed files with 828 additions and 64 deletions
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124
lib/rdfeed.cpp
View File

@@ -22,6 +22,7 @@
#include <math.h>
#include <QMessageBox>
#include <QProcess>
#include "rdapplication.h"
#include "rdaudioconvert.h"
@@ -57,7 +58,7 @@ int __RDFeed_Debug_Callback(CURL *handle,curl_infotype type,char *data,
}
size_t __RDFeed_Write_Callback(char *ptr,size_t size,size_t nmemb,
size_t __RDFeed_Download_Callback(char *ptr,size_t size,size_t nmemb,
void *userdata)
{
QByteArray *buffer=(QByteArray *)userdata;
@@ -868,7 +869,7 @@ bool RDFeed::postPodcast(unsigned cast_id,QString *err_msg)
}
QStringList *err_msgs=SetupCurlLogging(curl);
QByteArray write_buffer;
curl_easy_setopt(curl,CURLOPT_WRITEFUNCTION,__RDFeed_Write_Callback);
curl_easy_setopt(curl,CURLOPT_WRITEFUNCTION,__RDFeed_Download_Callback);
curl_easy_setopt(curl,CURLOPT_WRITEDATA,&write_buffer);
curl_easy_setopt(curl,CURLOPT_HTTPPOST,first);
curl_easy_setopt(curl,CURLOPT_USERAGENT,
@@ -955,6 +956,90 @@ QString RDFeed::imageUrl(int img_id) const
}
bool RDFeed::downloadXml(QByteArray *xml,QString *err_msg)
{
long response_code;
CURL *curl=NULL;
CURLcode curl_err;
char curl_errorbuffer[CURL_ERROR_SIZE];
struct curl_httppost *first=NULL;
struct curl_httppost *last=NULL;
//
// Generate POST Data
//
curl_formadd(&first,&last,CURLFORM_PTRNAME,"COMMAND",
CURLFORM_COPYCONTENTS,
QString::asprintf("%u",RDXPORT_COMMAND_DOWNLOAD_RSS).toUtf8().
constData(),
CURLFORM_END);
curl_formadd(&first,&last,CURLFORM_PTRNAME,"LOGIN_NAME",
CURLFORM_COPYCONTENTS,rda->user()->name().toUtf8().constData(),
CURLFORM_END);
curl_formadd(&first,&last,CURLFORM_PTRNAME,"PASSWORD",
CURLFORM_COPYCONTENTS,
rda->user()->password().toUtf8().constData(),CURLFORM_END);
curl_formadd(&first,&last,CURLFORM_PTRNAME,"ID",
CURLFORM_COPYCONTENTS,
QString::asprintf("%u",feed_id).toUtf8().constData(),
CURLFORM_END);
//
// Set up the transfer
//
if((curl=curl_easy_init())==NULL) {
curl_formfree(first);
return false;
}
QStringList *err_msgs=SetupCurlLogging(curl);
curl_easy_setopt(curl,CURLOPT_WRITEFUNCTION,__RDFeed_Download_Callback);
feed_xml.clear();
curl_easy_setopt(curl,CURLOPT_WRITEDATA,xml);
curl_easy_setopt(curl,CURLOPT_HTTPPOST,first);
curl_easy_setopt(curl,CURLOPT_ERRORBUFFER,curl_errorbuffer);
curl_easy_setopt(curl,CURLOPT_USERAGENT,
rda->config()->userAgent().toUtf8().constData());
curl_easy_setopt(curl,CURLOPT_TIMEOUT,RD_CURL_TIMEOUT);
curl_easy_setopt(curl,CURLOPT_NOPROGRESS,1);
curl_easy_setopt(curl,CURLOPT_URL,
rda->station()->webServiceUrl(rda->config()).toUtf8().constData());
rda->syslog(LOG_DEBUG,"using web service URL: %s",
rda->station()->webServiceUrl(rda->config()).toUtf8().constData());
//
// Send it
//
if((curl_err=curl_easy_perform(curl))!=CURLE_OK) {
*err_msg=QString::fromUtf8(curl_errorbuffer);
curl_easy_cleanup(curl);
curl_formfree(first);
ProcessCurlLogging("RDFeed::postPodcast()",err_msgs);
return false;
}
//
// Clean up
//
curl_easy_getinfo(curl,CURLINFO_RESPONSE_CODE,&response_code);
curl_easy_cleanup(curl);
curl_formfree(first);
//
// Process the results
//
if((response_code<200)||(response_code>299)) {
*err_msg=tr("remote server returned unexpected response code")+
QString::asprintf(" %ld",response_code);
ProcessCurlLogging("RDFeed::postPodcast()",err_msgs);
return false;
}
delete err_msgs;
return true;
}
bool RDFeed::postXml(QString *err_msg)
{
long response_code;
@@ -1873,39 +1958,6 @@ QString RDFeed::itunesCategoryXml(const QString &category,
}
bool RDFeed::generateReport(const QString &feed_url,
const QString &stylesheet_pathname,
const QString &report_filename,
RDTempDirectory *tempdir,
QString *err_msg)
{
QString err_msg2;
int result;
bool ret=false;
ret=tempdir->create(&err_msg2);
if(ret) {
*err_msg=QObject::tr("Unable to create temporary directory.")+
"["+err_msg2+"]";
QString tmpfile=tempdir->path()+"/"+report_filename;
QString cmd="curl -f -s "+feed_url+" | xsltproc --encoding utf-8 "+
stylesheet_pathname+" - > "+tmpfile;
result=system(cmd.toUtf8());
if(result==-1) {
*err_msg=tr("unable to fork process")+" ["+strerror(errno)+"].";
return false;
}
if(WEXITSTATUS(result)!=0) {
*err_msg=tr("converter returned non-zero exit code.");
return false;
}
RDWebBrowser("file://"+tmpfile);
}
return ret;
}
void RDFeed::renderMessage(const QString &msg)
{
fprintf(stderr,"RENDERER: %s\n",msg.toUtf8().constData());
@@ -1962,7 +2014,7 @@ bool RDFeed::SavePodcast(unsigned cast_id,const QString &src_filename,
}
QStringList *err_msgs=SetupCurlLogging(curl);
QByteArray write_buffer;
curl_easy_setopt(curl,CURLOPT_WRITEFUNCTION,__RDFeed_Write_Callback);
curl_easy_setopt(curl,CURLOPT_WRITEFUNCTION,__RDFeed_Download_Callback);
curl_easy_setopt(curl,CURLOPT_WRITEDATA,&write_buffer);
curl_easy_setopt(curl,CURLOPT_HTTPPOST,first);
curl_easy_setopt(curl,CURLOPT_USERAGENT,