smarty/docs/en/designers/language-custom-functions/language-function-html-select-date.xml

<?xml version="1.0" encoding="iso-8859-1"?>
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<sect1 id="language.function.html.select.date">
 <title>{html_select_date}</title>
  <para>
   <varname>{html_select_date}</varname> is a
   <link linkend="language.custom.functions">custom function</link>
   that creates date dropdowns.
   It can display any or all of year, month, and day.
  All parameters that are not in the list below are printed as
  name/value-pairs inside the &lt;select&gt; tags of day, month and  year.
 </para>

 <informaltable frame="all">
  <tgroup cols="5">
   <colspec colname="param" align="center" />
   <colspec colname="type" align="center" />
   <colspec colname="required" align="center" />
   <colspec colname="default" align="center" />
   <colspec colname="desc" />
   <thead>
    <row>
     <entry>Attribute Name</entry>
     <entry>Type</entry>
     <entry>Required</entry>
     <entry>Default</entry>
     <entry>Description</entry>
    </row>
   </thead>
   <tbody>
    <row>
     <entry>prefix</entry>
     <entry>string</entry>
     <entry>No</entry>
     <entry>Date_</entry>
     <entry>what to prefix the var name with</entry>
    </row>
    <row>
     <entry>time</entry>
     <entry>timestamp/YYYY-MM-DD</entry>
     <entry>No</entry>
     <entry>current time in unix timestamp or YYYY-MM-DD format</entry>
     <entry>what date/time to use</entry>
    </row>
    <row>
     <entry>start_year</entry>
     <entry>string</entry>
     <entry>No</entry>
     <entry>current year</entry>
     <entry>the first year in the dropdown, either
      year number, or relative to current year (+/- N)</entry>
    </row>
    <row>
     <entry>end_year</entry>
     <entry>string</entry>
     <entry>No</entry>
     <entry>same as start_year</entry>
     <entry>the last year in the dropdown, either
      year number, or relative to current year (+/- N)</entry>
    </row>
    <row>
     <entry>display_days</entry>
     <entry>boolean</entry>
     <entry>No</entry>
     <entry>&true;</entry>
     <entry>whether to display days or not</entry>
    </row>
    <row>
     <entry>display_months</entry>
     <entry>boolean</entry>
     <entry>No</entry>
     <entry>&true;</entry>
     <entry>whether to display months or not</entry>
    </row>
    <row>
     <entry>display_years</entry>
     <entry>boolean</entry>
     <entry>No</entry>
     <entry>&true;</entry>
     <entry>whether to display years or not</entry>
    </row>
    <row>
     <entry>month_format</entry>
     <entry>string</entry>
     <entry>No</entry>
     <entry>%B</entry>
     <entry>what format the month should be in (strftime)</entry>
    </row>
    <row>
     <entry>day_format</entry>
     <entry>string</entry>
     <entry>No</entry>
     <entry>%02d</entry>
     <entry>what format the day output should be in (sprintf)</entry>
    </row>
    <row>
     <entry>day_value_format</entry>
     <entry>string</entry>
     <entry>No</entry>
     <entry>%d</entry>
     <entry>what format the day value should be in (sprintf)</entry>
    </row>
    <row>
     <entry>year_as_text</entry>
     <entry>boolean</entry>
     <entry>No</entry>
     <entry>&false;</entry>
     <entry>whether or not to display the year as text</entry>
    </row>
    <row>
     <entry>reverse_years</entry>
     <entry>boolean</entry>
     <entry>No</entry>
     <entry>&false;</entry>
     <entry>display years in reverse order</entry>
    </row>
    <row>
     <entry>field_array</entry>
     <entry>string</entry>
     <entry>No</entry>
     <entry>null</entry>
     <entry>
      if a name is given, the select boxes will be drawn
      such that the results will be returned to PHP in the
      form of name[Day], name[Year], name[Month].
     </entry>
    </row>
    <row>
     <entry>day_size</entry>
     <entry>string</entry>
     <entry>No</entry>
     <entry>null</entry>
     <entry>adds size attribute to select tag if given</entry>
    </row>
    <row>
     <entry>month_size</entry>
     <entry>string</entry>
     <entry>No</entry>
     <entry>null</entry>
     <entry>adds size attribute to select tag if given</entry>
    </row>
    <row>
     <entry>year_size</entry>
     <entry>string</entry>
     <entry>No</entry>
     <entry>null</entry>
     <entry>adds size attribute to select tag if given</entry>
    </row>
    <row>
     <entry>all_extra</entry>
     <entry>string</entry>
     <entry>No</entry>
     <entry>null</entry>
     <entry>adds extra attributes to all select/input tags if given</entry>
    </row>
    <row>
     <entry>day_extra</entry>
     <entry>string</entry>
     <entry>No</entry>
     <entry>null</entry>
     <entry>adds extra attributes to select/input tags if given</entry>
    </row>
    <row>
     <entry>month_extra</entry>
     <entry>string</entry>
     <entry>No</entry>
     <entry>null</entry>
     <entry>adds extra attributes to select/input tags if given</entry>
    </row>
    <row>
     <entry>year_extra</entry>
     <entry>string</entry>
     <entry>No</entry>
     <entry>null</entry>
     <entry>adds extra attributes to select/input tags if given</entry>
    </row>
    <row>
     <entry>field_order</entry>
     <entry>string</entry>
     <entry>No</entry>
     <entry>MDY</entry>
     <entry>the order in which to display the fields</entry>
    </row>
    <row>
     <entry>field_separator</entry>
     <entry>string</entry>
     <entry>No</entry>
     <entry>\n</entry>
     <entry>string printed between different fields</entry>
    </row>
    <row>
     <entry>month_value_format</entry>
     <entry>string</entry>
     <entry>No</entry>
     <entry>%m</entry>
     <entry>strftime format of the month values, default is
      %m for month numbers.</entry>
    </row>
    <row>
     <entry>year_empty</entry>
     <entry>string</entry>
     <entry>No</entry>
     <entry>null</entry>
     <entry>If supplied then the first element of the year's select-box has this
     value as it's label and <quote></quote> as it's value. This is useful to make the
     select-box read <quote>Please select a year</quote> for example.
     Note that you can use values like <quote>-MM-DD</quote> as time-attribute to indicate
     an unselected year.</entry>
    </row>
    <row>
     <entry>month_empty</entry>
     <entry>string</entry>
     <entry>No</entry>
     <entry>null</entry>
     <entry>If supplied then the first element of the month's select-box has this
     value as it's label and <quote></quote> as it's value. .
     Note that you can use values like <quote>YYYY--DD</quote> as time-attribute to indicate
     an unselected month.</entry>
    </row>
    <row>
     <entry>day_empty</entry>
     <entry>string</entry>
     <entry>No</entry>
     <entry>null</entry>
     <entry>If supplied then the first element of the day's select-box has this
     value as it's label and <quote></quote> as it's value.
     Note that you can use values like <quote>YYYY-MM-</quote> as
     time-attribute to indicate  an unselected day.</entry>
    </row>
   </tbody>
  </tgroup>
 </informaltable>

 <note>
  <para>
   There's an useful php function on the
   <link linkend="tips.dates">date tips page</link> for converting
   <varname>{html_select_date}</varname> values to a timestamp.
  </para>
 </note>

 <example>
  <title>{html_select_date}</title>
  <para>Template code</para>
  <programlisting>
<![CDATA[
{html_select_date}
]]>
  </programlisting>
  <para>
   This will output:
  </para>
  <screen>
<![CDATA[
<select name="Date_Month">
<option value="1">January</option>
<option value="2">February</option>
<option value="3">March</option>
  ..... snipped .....
<option value="10">October</option>
<option value="11">November</option>
<option value="12" selected="selected">December</option>
</select>
<select name="Date_Day">
<option value="1">01</option>
<option value="2">02</option>
<option value="3">03</option>
  ..... snipped .....
<option value="11">11</option>
<option value="12">12</option>
<option value="13" selected="selected">13</option>
<option value="14">14</option>
<option value="15">15</option>
  ..... snipped .....
<option value="29">29</option>
<option value="30">30</option>
<option value="31">31</option>
</select>
<select name="Date_Year">
<option value="2001" selected="selected">2001</option>
</select>
]]>
  </screen>
 </example>

 <example>
  <title>{html_select_date} second example</title>
  <programlisting>
<![CDATA[
{* start and end year can be relative to current year *}
{html_select_date prefix="StartDate" time=$time start_year="-5"
   end_year="+1" display_days=false}
]]>
  </programlisting>
  <para>
   With  2000 as the current year the output:
  </para>
  <screen>
<![CDATA[
<select name="StartDateMonth">
<option value="1">January</option>
<option value="2">February</option>
.... snipped ....
<option value="11">November</option>
<option value="12" selected="selected">December</option>
</select>
<select name="StartDateYear">
<option value="1995">1995</option>
.... snipped ....
<option value="1999">1999</option>
<option value="2000" selected="selected">2000</option>
<option value="2001">2001</option>
</select>
]]>
  </screen>
 </example>
 <para>
  See also
  <link linkend="language.function.html.select.time"><varname>{html_select_time}</varname></link>,
  <link linkend="language.modifier.date.format"><varname>date_format</varname></link>,
  <link linkend="language.variables.smarty.now"><parameter>$smarty.now</parameter></link>
  and the <link linkend="tips.dates">date tips page</link>.
 </para>
</sect1>

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