feat: add ability to save PDF file

You can now use the `--format=pdf` argument to save the data computed by Kosmorro to a PDF file. The new `--output` argument must be given with the export file path.
5 years ago · 2fadc2a95e
--- a/.gitignore
+++ b/.gitignore
@@ -6,6 +6,8 @@ kosmorro.egg-info
 coverage.xml
 node_modules/
 package-lock.json
 /kosmorrolib/assets/pdf/*
 !/assets/pdf/*.tex
 # Translation files are taken care on https://poeditor.com/join/project/GXuhLpdaoh
 *.mo
--- a/+ 1
+++ b/+ 1
@@ -14,6 +14,7 @@ skyfield = ">=1.13.0,<2.0.0"
 tabulate = "*"
 numpy = ">=1.17.0,<2.0.0"
 termcolor = "*"
 latex = "*"
 [requires]
 python_version = "3"
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
    "_meta": {
        "hash": {
-            "sha256": "fb530146420b5768bc25165302d947d11615aac375e7a63a9076fdddd0372d53"
+            "sha256": "789ae3ae412a3b57df763f776aa8ce0497d680de59fa09ad22a9b91a4e3d6b4e"
        },
        "pipfile-spec": 6,
        "requires": {
@@ -16,12 +16,45 @@
        ]
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            "version": "==0.4"
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        "decorator": {
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            ],
            "version": "==4.4.1"
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            "version": "==1.0.2"
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        "future": {
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            "version": "==0.18.2"
        },
        "jplephem": {
            "hashes": [
                "sha256:35a3b67444c7b03433e5ffff89fe10fd78d9bc88c12aafd001631227a1782023"
            ],
            "version": "==2.12"
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        "latex": {
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            "index": "pypi",
            "version": "==0.7.0"
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        "numpy": {
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@@ -94,6 +127,12 @@
            "index": "pypi",
            "version": "==0.8.6"
        },
        "tempdir": {
            "hashes": [
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            "version": "==0.7.1"
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        "termcolor": {
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--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# ![Kosmorro](assets/png/kosmorro-logo.png)
+# ![Kosmorro](kosmorrolib/assets/png/kosmorro-logo.png)
 [![codecov](https://codecov.io/gh/Deuchnord/kosmorro/branch/master/graph/badge.svg)](https://codecov.io/gh/Deuchnord/kosmorro) [![Version on PyPI](https://img.shields.io/pypi/v/kosmorro)](https://pypi.org/project/kosmorro) [![Discord](https://img.shields.io/discord/650237632533757965?logo=discord&label=%23kosmorro)](https://discord.gg/nyemBqE)
 ## About the project
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--- a/kosmorrolib/assets/moonphases/png/full-moon.png
+++ b/kosmorrolib/assets/moonphases/png/full-moon.png
--- a/kosmorrolib/assets/moonphases/png/last-quarter.png
+++ b/kosmorrolib/assets/moonphases/png/last-quarter.png
--- a/kosmorrolib/assets/moonphases/png/new-moon.png
+++ b/kosmorrolib/assets/moonphases/png/new-moon.png
--- a/kosmorrolib/assets/moonphases/png/waning-crescent.png
+++ b/kosmorrolib/assets/moonphases/png/waning-crescent.png
--- a/kosmorrolib/assets/moonphases/png/waning-gibbous.png
+++ b/kosmorrolib/assets/moonphases/png/waning-gibbous.png
--- a/kosmorrolib/assets/moonphases/png/waxing-crescent.png
+++ b/kosmorrolib/assets/moonphases/png/waxing-crescent.png
--- a/kosmorrolib/assets/moonphases/png/waxing-gibbous.png
+++ b/kosmorrolib/assets/moonphases/png/waxing-gibbous.png
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@@ -0,0 +1,78 @@
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--- a/kosmorrolib/assets/moonphases/svg/waxing-gibbous.svg
+++ b/kosmorrolib/assets/moonphases/svg/waxing-gibbous.svg
@@ -0,0 +1,78 @@
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--- a/kosmorrolib/assets/pdf/template.tex
+++ b/kosmorrolib/assets/pdf/template.tex
@@ -0,0 +1,90 @@
 \documentclass[a4paper,12pt]{article}
 \usepackage[utf8]{inputenc}
 \usepackage[T1]{fontenc}
 \usepackage[margin=25mm]{geometry}
 \usepackage{graphicx}
 \usepackage{hyperref}
 % Fix non-break spaces issues
 \DeclareUnicodeCharacter{202F}{~}
 \hypersetup{pdfinfo={
    Title={+++DOCUMENT-TITLE+++},
    Creator={Kosmorro v+++KOSMORRO-VERSION+++}
 }}
 \pagenumbering{gobble}
 \setcounter{secnumdepth}{0}
 \title{\sffamily\href{http://kosmorro.space}{\includegraphics[width=5cm]{+++KOSMORRO-LOGO+++}}\\+++DOCUMENT-TITLE+++}
 \date{\vspace{-11mm}\sffamily +++DOCUMENT-DATE+++}
 \begin{document}
    \newcommand{\object}[4]{
        \hline
        \textbf{#1} & {#2} & {#3} & {#4}\\
    }
    \newcommand{\moonphase}[2]{
        \begin{center}
            \begin{minipage}{2cm}
                \includegraphics[width=\linewidth]{#1}
            \end{minipage}
            \hspace{5mm}
            \begin{minipage}{7cm}
                \textbf{+++CURRENT-MOON-PHASE-TITLE+++}\\#2
            \end{minipage}
        \end{center}
 }
    \newenvironment{ephemerides}{
        \begin{table}[h]
            \centering
            \begin{tabular}{lccc}
                \textbf{+++EPHEMERIDES-OBJECT+++} &
                \textbf{+++EPHEMERIDES-RISE-TIME+++} &
                \textbf{+++EPHEMERIDES-CULMINATION-TIME+++} &
                \textbf{+++EPHEMERIDES-SET-TIME+++}\\
    \hline
    }{
            \end{tabular}
        \end{table}
    }
    \newcommand{\event}[2]{
        \textbf{#1} & {#2}\\
    }
    \newenvironment{events}{
        \begin{table}[h]
            \begin{tabular}{ll}
    }{
            \end{tabular}
        \end{table}
    }
    \maketitle
    +++INTRODUCTION+++
    \moonphase{+++MOON-PHASE-GRAPHICS+++}{+++CURRENT-MOON-PHASE+++}
    %%% BEGIN-EPHEMERIDES-SECTION
    \section{\sffamily +++SECTION-EPHEMERIDES+++}
    \begin{ephemerides}
        +++EPHEMERIDES+++
    \end{ephemerides}
    %%% END-EPHEMERIDES-SECTION
    %%% BEGIN-EVENTS-SECTION
    \section{\sffamily +++SECTION-EVENTS+++}
    \begin{events}
        +++EVENTS+++
    \end{events}
    %%% END-EVENTS-SECTION
 \end{document}
--- a/kosmorrolib/assets/png/kosmorro-icon-white.png
+++ b/kosmorrolib/assets/png/kosmorro-icon-white.png
--- a/kosmorrolib/assets/png/kosmorro-icon.png
+++ b/kosmorrolib/assets/png/kosmorro-icon.png
--- a/kosmorrolib/assets/png/kosmorro-logo-white.png
+++ b/kosmorrolib/assets/png/kosmorro-logo-white.png
--- a/kosmorrolib/assets/png/kosmorro-logo.png
+++ b/kosmorrolib/assets/png/kosmorro-logo.png
--- a/kosmorrolib/assets/svg/kosmorro-icon-white.svg
+++ b/kosmorrolib/assets/svg/kosmorro-icon-white.svg
--- a/kosmorrolib/assets/svg/kosmorro-icon.svg
+++ b/kosmorrolib/assets/svg/kosmorro-icon.svg
--- a/kosmorrolib/assets/svg/kosmorro-logo-white.svg
+++ b/kosmorrolib/assets/svg/kosmorro-logo-white.svg
--- a/kosmorrolib/assets/svg/kosmorro-logo.svg
+++ b/kosmorrolib/assets/svg/kosmorro-logo.svg
--- a/kosmorrolib/dumper.py
+++ b/kosmorrolib/dumper.py
@@ -19,12 +19,19 @@
 from abc import ABC, abstractmethod
 import datetime
 import json
 import os
 from tabulate import tabulate
 from skyfield.timelib import Time
 from numpy import int64
 from termcolor import colored
 from .data import Object, AsterEphemerides, MoonPhase, Event
 from .i18n import _
 from .version import VERSION
 from .exceptions import UnavailableFeatureError
 try:
    from latex import build_pdf
 except ImportError:
    build_pdf = None
 FULL_DATE_FORMAT = _('{day_of_week} {month} {day_number}, {year}').format(day_of_week='%A', month='%B',
                                                                          day_number='%d', year='%Y')
@@ -39,10 +46,22 @@ class Dumper(ABC):
        self.date = date
        self.with_colors = with_colors
    def get_date_as_string(self, capitalized: bool = False) -> str:
        date = self.date.strftime(FULL_DATE_FORMAT)
        if capitalized:
            return ''.join([date[0].upper(), date[1:]])
        return date
    @abstractmethod
    def to_string(self):
        pass
    @staticmethod
    def is_file_output_needed() -> bool:
        return False
 class JsonDumper(Dumper):
    def to_string(self):
@@ -83,7 +102,7 @@ class JsonDumper(Dumper):
 class TextDumper(Dumper):
    def to_string(self):
-        text = [self.style(self.get_date(), 'h1')]
+        text = [self.style(self.get_date_as_string(capitalized=True), 'h1')]
        if len(self.ephemeris['details']) > 0:
            text.append(self.get_asters(self.ephemeris['details']))
@@ -112,11 +131,6 @@ class TextDumper(Dumper):
        return styles[tag](text)
    def get_date(self) -> str:
        date = self.date.strftime(FULL_DATE_FORMAT)
        return ''.join([date[0].upper(), date[1:]])
    def get_asters(self, asters: [Object]) -> str:
        data = []
@@ -164,3 +178,132 @@ class TextDumper(Dumper):
        )
        return '\n'.join([current_moon_phase, new_moon_phase])
 class _LatexDumper(Dumper):
    def to_string(self):
        template_path = os.path.join(os.path.abspath(os.path.dirname(__file__)),
                                     'assets', 'pdf', 'template.tex')
        with open(template_path, mode='r') as file:
            template = file.read()
        return self._make_document(template)
    def _make_document(self, template: str) -> str:
        kosmorro_logo_path = os.path.join(os.path.abspath(os.path.dirname(__file__)),
                                          'assets', 'png', 'kosmorro-logo.png')
        moon_phase_graphics = os.path.join(os.path.abspath(os.path.dirname(__file__)),
                                           'assets', 'moonphases', 'png',
                                           '.'.join([self.ephemeris['moon_phase'].identifier.lower().replace('_', '-'),
                                                     'png']))
        document = template
        if len(self.ephemeris['details']) == 0:
            document = self._remove_section(document, 'ephemerides')
        if len(self.events) == 0:
            document = self._remove_section(document, 'events')
        document = document \
            .replace('+++KOSMORRO-VERSION+++', VERSION) \
            .replace('+++KOSMORRO-LOGO+++', kosmorro_logo_path) \
            .replace('+++DOCUMENT-TITLE+++', _('A Summary of your Sky')) \
            .replace('+++DOCUMENT-DATE+++', self.get_date_as_string(capitalized=True)) \
            .replace('+++INTRODUCTION+++',
                     '\n\n'.join([
                         _("This document summarizes the ephemerides and the events of {date}. "
                           "It aims to help you to prepare your observation session.").format(
                               date=self.get_date_as_string()),
                         _("Don't forget to check the weather forecast before you go out with your material.")
                     ])) \
            .replace('+++SECTION-EPHEMERIDES+++', _('Ephemerides of the day')) \
            .replace('+++EPHEMERIDES-OBJECT+++', _('Object')) \
            .replace('+++EPHEMERIDES-RISE-TIME+++', _('Rise time')) \
            .replace('+++EPHEMERIDES-CULMINATION-TIME+++', _('Culmination time')) \
            .replace('+++EPHEMERIDES-SET-TIME+++', _('Set time')) \
            .replace('+++EPHEMERIDES+++', self._make_ephemerides()) \
            .replace('+++MOON-PHASE-GRAPHICS+++', moon_phase_graphics) \
            .replace('+++CURRENT-MOON-PHASE-TITLE+++', _('Moon phase:')) \
            .replace('+++CURRENT-MOON-PHASE+++', self.ephemeris['moon_phase'].get_phase()) \
            .replace('+++SECTION-EVENTS+++', _('Expected events')) \
            .replace('+++EVENTS+++', self._make_events())
        return document
    def _make_ephemerides(self) -> str:
        latex = []
        for aster in self.ephemeris['details']:
            if aster.ephemerides.rise_time is not None:
                aster_rise = aster.ephemerides.rise_time.utc_strftime(TIME_FORMAT)
            else:
                aster_rise = '-'
            if aster.ephemerides.culmination_time is not None:
                aster_culmination = aster.ephemerides.culmination_time.utc_strftime(TIME_FORMAT)
            else:
                aster_culmination = '-'
            if aster.ephemerides.set_time is not None:
                aster_set = aster.ephemerides.set_time.utc_strftime(TIME_FORMAT)
            else:
                aster_set = '-'
            latex.append(r'\object{%s}{%s}{%s}{%s}' % (aster.name,
                                                       aster_rise,
                                                       aster_culmination,
                                                       aster_set))
        return ''.join(latex)
    def _make_events(self) -> str:
        latex = []
        for event in self.events:
            latex.append(r'\event{%s}{%s}' % (event.start_time.utc_strftime(TIME_FORMAT),
                                              event.get_description()))
        return ''.join(latex)
    @staticmethod
    def _remove_section(document: str, section: str):
        begin_section_tag = '%%%%%% BEGIN-%s-SECTION' % section.upper()
        end_section_tag = '%%%%%% END-%s-SECTION' % section.upper()
        document = document.split('\n')
        new_document = []
        ignore_line = False
        for line in document:
            if begin_section_tag in line or end_section_tag in line:
                ignore_line = not ignore_line
                continue
            if ignore_line:
                continue
            new_document.append(line)
        return '\n'.join(new_document)
 class PdfDumper(Dumper):
    def to_string(self):
        try:
            latex_dumper = _LatexDumper(self.ephemeris, self.events, self.date, self.with_colors)
            return self._compile(latex_dumper.to_string())
        except RuntimeError:
            raise UnavailableFeatureError(_("Building PDFs was not possible, because some dependencies are not"
                                            " installed.\nPlease look at the documentation at http://kosmorro.space "
                                            "for more information."))
    @staticmethod
    def is_file_output_needed() -> bool:
        return True
    @staticmethod
    def _compile(latex_input) -> bytes:
        if build_pdf is None:
            raise RuntimeError('Python latex module not found')
        return bytes(build_pdf(latex_input))
--- a/kosmorrolib/exceptions.py
+++ b/kosmorrolib/exceptions.py
@@ -0,0 +1,23 @@
 #!/usr/bin/env python3
 #    Kosmorro - Compute The Next Ephemerides
 #    Copyright (C) 2019  Jérôme Deuchnord <jerome@deuchnord.fr>
 #
 #    This program is free software: you can redistribute it and/or modify
 #    it under the terms of the GNU Affero General Public License as
 #    published by the Free Software Foundation, either version 3 of the
 #    License, or (at your option) any later version.
 #
 #    This program is distributed in the hope that it will be useful,
 #    but WITHOUT ANY WARRANTY; without even the implied warranty of
 #    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 #    GNU Affero General Public License for more details.
 #
 #    You should have received a copy of the GNU Affero General Public License
 #    along with this program.  If not, see <https://www.gnu.org/licenses/>.
 class UnavailableFeatureError(RuntimeError):
    def __init__(self, msg: str):
        super(UnavailableFeatureError, self).__init__()
        self.msg = msg
--- a/kosmorrolib/locales/messages.pot
+++ b/kosmorrolib/locales/messages.pot
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: kosmorro 0.5.1\n"
 "Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
-"POT-Creation-Date: 2020-02-03 13:19+0100\n"
+"POT-Creation-Date: 2020-02-04 13:29+0100\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -99,111 +99,170 @@ msgstr ""
 msgid "%s and %s are in conjunction"
 msgstr ""
-#: kosmorrolib/dumper.py:29
+#: kosmorrolib/dumper.py:36
 msgid "{day_of_week} {month} {day_number}, {year}"
 msgstr ""
-#: kosmorrolib/dumper.py:31
+#: kosmorrolib/dumper.py:38
 msgid "{hours}:{minutes}"
 msgstr ""
-#: kosmorrolib/dumper.py:94
+#: kosmorrolib/dumper.py:113
 msgid "Expected events:"
 msgstr ""
-#: kosmorrolib/dumper.py:97
+#: kosmorrolib/dumper.py:116
 msgid "Note: All the hours are given in UTC."
 msgstr ""
-#: kosmorrolib/dumper.py:143
+#: kosmorrolib/dumper.py:157 kosmorrolib/dumper.py:222
 msgid "Object"
 msgstr ""
-#: kosmorrolib/dumper.py:144
+#: kosmorrolib/dumper.py:158 kosmorrolib/dumper.py:223
 msgid "Rise time"
 msgstr ""
-#: kosmorrolib/dumper.py:145
+#: kosmorrolib/dumper.py:159 kosmorrolib/dumper.py:224
 msgid "Culmination time"
 msgstr ""
-#: kosmorrolib/dumper.py:146
+#: kosmorrolib/dumper.py:160 kosmorrolib/dumper.py:225
 msgid "Set time"
 msgstr ""
-#: kosmorrolib/dumper.py:159
+#: kosmorrolib/dumper.py:173 kosmorrolib/dumper.py:228
 msgid "Moon phase:"
 msgstr ""
-#: kosmorrolib/dumper.py:160
+#: kosmorrolib/dumper.py:174
 msgid "{next_moon_phase} on {next_moon_phase_date} at {next_moon_phase_time}"
 msgstr ""
-#: kosmorrolib/main.py:76
+#: kosmorrolib/dumper.py:212
-msgid "Running on Python {python_version}"
+msgid "A Summary of your Sky"
 msgstr ""
 #: kosmorrolib/dumper.py:216
 msgid ""
 "This document summarizes the ephemerides and the events of {date}. It "
 "aims to help you to prepare your observation session."
 msgstr ""
 #: kosmorrolib/dumper.py:219
 msgid ""
 "Don't forget to check the weather forecast before you go out with your "
 "material."
 msgstr ""
 #: kosmorrolib/dumper.py:221
 msgid "Ephemerides of the day"
 msgstr ""
 #: kosmorrolib/dumper.py:230
 msgid "Expected events"
 msgstr ""
 #: kosmorrolib/dumper.py:296
 msgid ""
 "Building PDFs was not possible, because some dependencies are not "
 "installed.\n"
 "Please look at the documentation at http://kosmorro.space for more "
 "information."
 msgstr ""
 #: kosmorrolib/main.py:58
 msgid ""
 "Save the planet and paper!\n"
 "Consider printing you PDF document only if really necessary, and use the "
 "other side of the sheet."
 msgstr ""
 #: kosmorrolib/main.py:62
 msgid ""
 "PDF output will not contain the ephemerides, because you didn't provide "
 "the observation coordinate."
 msgstr ""
 #: kosmorrolib/main.py:82
 msgid "Could not save the output in \"{path}\": {error}"
 msgstr ""
 #: kosmorrolib/main.py:87
 msgid "Selected output format needs an output file (--output)."
 msgstr ""
 #: kosmorrolib/main.py:104
 msgid "Running on Python {python_version}"
 msgstr ""
 #: kosmorrolib/main.py:110
 msgid "Do you really want to clear Kosmorro's cache? [yN] "
 msgstr ""
-#: kosmorrolib/main.py:89
+#: kosmorrolib/main.py:117
 msgid "Answer did not match expected options, cache not cleared."
 msgstr ""
-#: kosmorrolib/main.py:98
+#: kosmorrolib/main.py:126
 msgid ""
 "Compute the ephemerides and the events for a given date, at a given "
 "position on Earth."
 msgstr ""
-#: kosmorrolib/main.py:100
+#: kosmorrolib/main.py:128
 msgid ""
 "By default, only the events will be computed for today ({date}).\n"
 "To compute also the ephemerides, latitude and longitude arguments are "
 "needed."
 msgstr ""
-#: kosmorrolib/main.py:105
+#: kosmorrolib/main.py:133
 msgid "Show the program version"
 msgstr ""
-#: kosmorrolib/main.py:107
+#: kosmorrolib/main.py:135
 msgid "Delete all the files Kosmorro stored in the cache."
 msgstr ""
-#: kosmorrolib/main.py:109
+#: kosmorrolib/main.py:137
 msgid "The format under which the information have to be output"
 msgstr ""
-#: kosmorrolib/main.py:111
+#: kosmorrolib/main.py:139
 msgid "The observer's latitude on Earth"
 msgstr ""
-#: kosmorrolib/main.py:113
+#: kosmorrolib/main.py:141
 msgid "The observer's longitude on Earth"
 msgstr ""
-#: kosmorrolib/main.py:115
+#: kosmorrolib/main.py:143
 msgid ""
 "A number between 1 and 28, 29, 30 or 31 (depending on the month). The day"
 " you want to  compute the ephemerides for. Defaults to {default_day} (the"
 " current day)."
 msgstr ""
-#: kosmorrolib/main.py:119
+#: kosmorrolib/main.py:147
 msgid ""
 "A number between 1 and 12. The month you want to compute the ephemerides "
 "for. Defaults to {default_month} (the current month)."
 msgstr ""
-#: kosmorrolib/main.py:122
+#: kosmorrolib/main.py:150
 msgid ""
 "The year you want to compute the ephemerides for. Defaults to "
 "{default_year} (the current year)."
 msgstr ""
-#: kosmorrolib/main.py:125
+#: kosmorrolib/main.py:153
 msgid "Disable the colors in the console."
 msgstr ""
 #: kosmorrolib/main.py:155
 msgid ""
 "A file to export the output to. If not given, the standard output is "
 "used. This argument is needed for PDF format."
 msgstr ""
--- a/kosmorrolib/main.py
+++ b/kosmorrolib/main.py
@@ -22,6 +22,7 @@ import re
 import sys
 from datetime import date
 from termcolor import colored
 from kosmorrolib.version import VERSION
 from kosmorrolib import dumper
@@ -29,6 +30,7 @@ from kosmorrolib import core
 from kosmorrolib import events
 from kosmorrolib.i18n import _
 from .ephemerides import EphemeridesComputer, Position
 from .exceptions import UnavailableFeatureError
 def main():
@@ -52,13 +54,38 @@ def main():
    else:
        position = Position(args.latitude, args.longitude)
-    ephemeris = EphemeridesComputer(position)
+    if args.format == 'pdf':
-    ephemerides = ephemeris.compute_ephemerides(year, month, day)
+        print(_('Save the planet and paper!\n'
                'Consider printing you PDF document only if really necessary, and use the other side of the sheet.'))
        if position is None:
            print()
            print(colored(_("PDF output will not contain the ephemerides, because you didn't provide the observation "
                            "coordinate."), 'yellow'))
-    events_list = events.search_events(compute_date)
+    try:
        ephemeris = EphemeridesComputer(position)
        ephemerides = ephemeris.compute_ephemerides(year, month, day)
-    dump = output_formats[args.format](ephemerides, events_list, compute_date, args.colors)
+        events_list = events.search_events(compute_date)
-    print(dump.to_string())
+        selected_dumper = output_formats[args.format](ephemerides, events_list, compute_date, args.colors)
        output = selected_dumper.to_string()
    except UnavailableFeatureError as error:
        print(colored(error.msg, 'red'))
        return 2
    if args.output is not None:
        try:
            with open(args.output, 'wb') as output_file:
                output_file.write(output)
        except OSError as error:
            print(_('Could not save the output in "{path}": {error}').format(path=args.output,
                                                                             error=error.strerror))
    elif not selected_dumper.is_file_output_needed():
        print(output)
    else:
        print(_('Selected output format needs an output file (--output).'))
        return 1
    return 0
@@ -66,7 +93,8 @@ def main():
 def get_dumpers() -> {str: dumper.Dumper}:
    return {
        'text': dumper.TextDumper,
-        'json': dumper.JsonDumper
+        'json': dumper.JsonDumper,
        'pdf': dumper.PdfDumper
    }
@@ -123,5 +151,8 @@ def get_args(output_formats: [str]):
                               ' Defaults to {default_year} (the current year).').format(default_year=today.year))
    parser.add_argument('--no-colors', dest='colors', action='store_false',
                        help=_('Disable the colors in the console.'))
    parser.add_argument('--output', '-o', type=str, default=None,
                        help=_('A file to export the output to. If not given, the standard output is used. '
                               'This argument is needed for PDF format.'))
    return parser.parse_args()
--- a/test/dumper.py
+++ b/test/dumper.py
@@ -2,7 +2,7 @@ import unittest
 from datetime import date
 from kosmorrolib.data import AsterEphemerides, Planet, MoonPhase, Event
-from kosmorrolib.dumper import JsonDumper, TextDumper
+from kosmorrolib.dumper import JsonDumper, TextDumper, _LatexDumper
 from kosmorrolib.core import get_timescale
@@ -39,8 +39,7 @@ class DumperTestCase(unittest.TestCase):
                         '        }\n'
                         '    ]\n'
                         '}', JsonDumper(data,
-                                         [Event('OPPOSITION', [Planet('Mars', 'MARS')],
+                                         self._get_events()
                                                get_timescale().utc(2018, 7, 27, 5, 12))]
                                         ).to_string())
    def test_text_dumper_without_events(self):
@@ -65,10 +64,7 @@ class DumperTestCase(unittest.TestCase):
                         'Expected events:\n'
                         '05:12  Mars is in opposition\n\n'
                         'Note: All the hours are given in UTC.',
-                         TextDumper(ephemerides, [Event('OPPOSITION',
+                         TextDumper(ephemerides, self._get_events(), date=date(2019, 10, 14), with_colors=False).to_string())
                                                        [Planet('Mars', 'MARS')],
                                                        get_timescale().utc(2018, 7, 27, 5, 12))
                                                  ], date=date(2019, 10, 14), with_colors=False).to_string())
    def test_text_dumper_without_ephemerides_and_with_events(self):
        ephemerides = self._get_data(False)
@@ -78,18 +74,59 @@ class DumperTestCase(unittest.TestCase):
                         'Expected events:\n'
                         '05:12  Mars is in opposition\n\n'
                         'Note: All the hours are given in UTC.',
-                         TextDumper(ephemerides, [Event('OPPOSITION',
+                         TextDumper(ephemerides, self._get_events(), date=date(2019, 10, 14), with_colors=False).to_string())
-                                                        [Planet('Mars', 'MARS')],
+    def test_latex_dumper(self):
-                                                        get_timescale().utc(2018, 7, 27, 5, 12))
+        latex = _LatexDumper(self._get_data(), self._get_events(), date=date(2019, 10, 14)).to_string()
-                                                  ], date=date(2019, 10, 14), with_colors=False).to_string())
+        self.assertRegex(latex, 'Monday October 14, 2019')
        self.assertRegex(latex, 'Full Moon')
        self.assertRegex(latex, r'\\section{\\sffamily Expected events}')
        self.assertRegex(latex, r'\\section{\\sffamily Ephemerides of the day}')
        self.assertRegex(latex, r'\\object\{Mars\}\{-\}\{-\}\{-\}')
        self.assertRegex(latex, r'\\event\{05:12\}\{Mars is in opposition\}')
        latex = _LatexDumper(self._get_data(aster_rise_set=True),
                             self._get_events(), date=date(2019, 10, 14)).to_string()
        self.assertRegex(latex, r'\\object\{Mars\}\{08:00\}\{13:00\}\{23:00\}')
    def test_latex_dumper_without_ephemerides(self):
        latex = _LatexDumper(self._get_data(False), self._get_events(), date=date(2019, 10, 14)).to_string()
        self.assertRegex(latex, 'Monday October 14, 2019')
        self.assertRegex(latex, 'Full Moon')
        self.assertRegex(latex, r'\\section{\\sffamily Expected events}')
        self.assertRegex(latex, r'\\event\{05:12\}\{Mars is in opposition\}')
        self.assertNotRegex(latex, r'\\object\{Mars\}\{-\}\{-\}\{-\}')
        self.assertNotRegex(latex, r'\\section{\\sffamily Ephemerides of the day}')
    def test_latex_dumper_without_events(self):
        latex = _LatexDumper(self._get_data(), [], date=date(2019, 10, 14)).to_string()
        self.assertRegex(latex, 'Monday October 14, 2019')
        self.assertRegex(latex, 'Full Moon')
        self.assertRegex(latex, r'\\object\{Mars\}\{-\}\{-\}\{-\}')
        self.assertRegex(latex, r'\\section{\\sffamily Ephemerides of the day}')
        self.assertNotRegex(latex, r'\\section{\\sffamily Expected events}')
    @staticmethod
-    def _get_data(has_ephemerides: bool = True):
+    def _get_data(has_ephemerides: bool = True, aster_rise_set=False):
        rise_time = get_timescale().utc(2019, 10, 14, 8) if aster_rise_set else None
        culmination_time = get_timescale().utc(2019, 10, 14, 13) if aster_rise_set else None
        set_time = get_timescale().utc(2019, 10, 14, 23) if aster_rise_set else None
        return {
            'moon_phase': MoonPhase('FULL_MOON', get_timescale().utc(2019, 10, 14), get_timescale().utc(2019, 10, 21)),
-            'details': [Planet('Mars', 'MARS', AsterEphemerides(None, None, None))] if has_ephemerides else []
+            'details': [Planet('Mars', 'MARS',
                               AsterEphemerides(rise_time, culmination_time, set_time))] if has_ephemerides else []
        }
    @staticmethod
    def _get_events():
        return [Event('OPPOSITION',
                      [Planet('Mars', 'MARS')],
                      get_timescale().utc(2018, 7, 27, 5, 12))
                ]
 if __name__ == '__main__':
    unittest.main()