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Diffstat (limited to 'src/parsers/policy.cpp')
| -rw-r--r-- | src/parsers/policy.cpp | 202 |
1 files changed, 202 insertions, 0 deletions
diff --git a/src/parsers/policy.cpp b/src/parsers/policy.cpp new file mode 100644 index 0000000..ad31b7f --- /dev/null +++ b/src/parsers/policy.cpp @@ -0,0 +1,202 @@ +/*************************************************************************** + * Copyright (C) 2003 by Sylvain Joyeux * + * [email protected] * + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License as published by * + * the Free Software Foundation; either version 2 of the License, or * + * (at your option) any later version. * + ***************************************************************************/ + +#include "parsers.h" +#include "../apt.h" + +#include <klocale.h> +#include <kdebug.h> +#include <qhtmlstream.h> +#include <qregexp.h> + +static void policy_begin(QHtmlStream& stream) +{ + stream + << block("div") << endl + << block("table", "policy") << endl + << block("tr") << block("td") << endl + << block("table", "curver") << endl + << block("tbody"); +} + +static void add_button(QHtmlStream& stream, const QString& mode, const QString& text, const QString& package) +{ + stream + << block("form") + << param("action") << "apt:/" + << param("method") << "get" << endl + << block("p") << endl + << tag("input") + << param("type") << "hidden" + << param("name") << "get" + << param("value") << mode << endl + << tag("input") + << param("type") << "hidden" + << param("name") << "package" + << param("value") << package << endl + << tag("input") + << param("type") << "submit" + << param("value") << text << endl + << close() + << close() << endl; +} + +static void add_version_link(QHtmlStream& stream, AptProtocol* slave, const QString& package, const QString& version) +{ + KURL url(slave->buildURL("show", package)); + url.setHTMLRef(Parsers::mangle_version(version)); + + stream + << block("a", "vtable-version") + << param("href") << url.htmlURL() + << data() << version + << close(); +} + +namespace Parsers +{ + +Policy::Policy(const QString& package, bool act) + : m_package(package), m_act(false) +{ + m_act = act; +} + +void Policy::operator() (AptProtocol* slave, const QString& type, const QString& value) +{ + static bool first_version = false, received_sth = false; + static QString buffer; + static QHtmlStream* stream; + + static QRegExp rx_notinstalled("(none)"); + + kdDebug() << "policy : " << type << " " << value << endl; + + if (type == "begin") + { + stream = new QHtmlStream(&buffer); + policy_begin(*stream); + } + else if (type == "installed") + { + received_sth = true; + + attribute_begin(*stream, i18n("Installed")); + if (rx_notinstalled.match(value) >= 0) + { + m_installed = QString::null; + *stream << i18n("no"); + } + else + { + m_installed = value.stripWhiteSpace(); + add_version_link(*stream, slave, m_package, m_installed); + } + attribute_end(*stream); + } + else if (type == "candidate") + { + received_sth = true; + + bool has_candidate = (rx_notinstalled.match(value) == -1); + + if (m_act && has_candidate) + { + *stream + << block("tr") << endl + << block("td") << param("colspan") << 2 << endl; + + if (m_installed.isEmpty()) + add_button(*stream, "install", i18n("Install"), m_package); + else + add_button(*stream, "remove", i18n("Remove"), m_package); + *stream << close() << close() << endl; + } + + attribute_begin(*stream, i18n("Candidate")); + if (has_candidate) + add_version_link(*stream, slave, m_package, value); + else + *stream << i18n("none"); + attribute_end(*stream); + + if (m_act && has_candidate + && !m_installed.isEmpty() && m_installed != value) + { + *stream + << block("tr") << endl + << block("td") << param("colspan") << 2 << endl; + add_button(*stream, "install", i18n("Upgrade"), m_package); + *stream << close() << close() << endl; + } + } + else if (type == "version_table") + { + received_sth = true; + + *stream + << close() << close() << endl // tbody, table, form + << close() << endl; // td + + first_version = true; + } + else if (type == "version") + { + QString version = value.section(' ', 0, 0); + QString pin = value.section(' ', 1, 1); + + if (first_version) + { + *stream + << block("td") << endl + << block("div", "vtable") << endl + << block("div", "header") << i18n("Version Table") << close() << endl + << block("div", "versions") << endl; + } /*else { + *stream << close() << close(); + }*/ + + QString version_link; + version_link = "<a href=\"apt:/show?" + m_package + "#" + mangle_version(version) + "\">" + + version + "</a>"; + + *stream << tag("br") << endl; + add_version_link(*stream, slave, m_package, version); + *stream << "[Pin " << block("span", "version-pin") << pin << close() << "]"; + + first_version = false; + } + else if (type == "location") + { + QStringList sections = QStringList::split(' ', value); + QString pin = sections.first(); + sections.pop_front(); + // remove the "Packages" field if it is here + if (sections.last() == "Packages") + sections.pop_back(); + + *stream << tag("br") << endl; + *stream << block("span", "location-pin") << pin << close() << sections.join(" ") << endl; + } + else if (type == "end") + { + if (received_sth) + { + *stream << close_all() << endl; + *slave << buffer; + } + + buffer = QString::null; + received_sth = false; + delete stream; + } +} + +} |